| Major Events |
|---|
| Event | Time | Associated |
|---|
 The Kuala Lumpur meeting | Jan. 5, 2000-
Jan. 8, 2000 | Khalid al-Mihdhar, Nawaf al-Hazmi, Tawfiq bin Attash, Abu Bara al-Yemeni, Hambali (Organizer), Yazid Sufaat |
| 9-11 | 0814 local, Sept. 11, 2001-
1003 local, Sept. 11, 2001 | Osama bin Laden (Organizer), Khalid Shaikh Mohammed (Operational Commander), Mohamed Atta, Marwan al-Shehhi, Ziad Jarrah, Nawaf al-Hazmi, Khalid al-Mihdhar, Hani Hanjour, Abdul Aziz al Omari, Satam al Suqami, Wail al-Shehri, Waleed al-Shehri, Fayez Bannihammad, Mohand al-Shehri, Ahmed al-Ghamdi, Hamza al-Ghamdi, Majed Moqed, Salem al-Hazmi, Saeed al-Ghamdi, Ahmed al-Nami, Ahmed al-Haznawi, Ramzi Binalshibh (Facilitator), Ali Abdulaziz Ali (Financier), Mustafa Ahmed al-Hawsawi (Financier), Mohammed Atef (Organizer), Tawfiq bin Attash (Facilitator), Abu Turab al Urdani (Facilitator) |
| WTC South Tower collapses | 0959 local, Sept. 11, 2001 |
| WTC North Tower collapses | 1029 local, Sept. 11, 2001 |
| KSM captured | March 1, 2003 | Khalid Shaikh Mohammed, Mustafa Ahmed al-Hawsawi |
| Tawfiq bin Attash and Ali Abdulaziz captured | April 29, 2003 | Tawfiq bin Attash, Ali Abdulaziz Ali |
| All Events |
|---|
| Event | Time | Associated |
|---|
| Attash is denied US visa | April 3, 1999 | Tawfiq bin Attash |
| Bin Laden meets with KSM regarding planes operation | Spring 1999 | Osama bin Laden, Khalid Shaikh Mohammed, Mohammed Atef |
| NSA learns of Kuala Lumpur meeting | Late 1999 |
| Initial assocation of four muscle hijackers | Fall 1999 |  Ahmed al-Ghamdi, Saeed al-Ghamdi, Hamza al-Ghamdi, Ahmed al-Haznawi |
| Veteran operatives attend Mes Aynak training | Fall 1999 | Saif al-Adel (Trainer), Salah al Din (Trainer), Khalid al-Mihdhar (Trainee), Nawaf al-Hazmi (Trainee), Ibrahim al-Thawar (Trainee), Abu Bara al-Yemeni (Trainee), Tawfiq bin Attash (Trainee), Nasser al Bahri (Trainee), Abderraouf Jdey (Trainee) |
| Hamburg Cell in Afghanistan | Late November 1999 | Mohamed Atta, Marwan al-Shehhi, Ziad Jarrah |
| Atta meets with bin Laden | Late November 1999-
Early January 1999 | Mohamed Atta, Osama bin Laden |
| Hamburg Cell in Kandahar | Early December 1999 | Ramzi Binalshibh, Mohamed Atta, Ziad Jarrah |
| Binalshibh meets bin Laden | Early December 1999 | Ramzi Binalshibh, Osama bin Laden |
| Shehhi meets KSM | Early December 1999 | Marwan al-Shehhi (Trainee), Khalid Shaikh Mohammed (Trainer) |
| Shehhi goes to UAE | Early December 1999-
Early 2000 | Marwan al-Shehhi |
| Atef meets with Hamburg cell | Early December 1999 | Mohammed Atef, Mohamed Atta, Ziad Jarrah, Ramzi Binalshibh |
| Moqed and Suqami train at Khalden | 2000 | Satam al Suqami (Trainee), Majed Moqed (Trainee) |
| Muscle hijackers train at al Farouq | 2000 | Ahmed al-Nami (Trainee),  Ahmed al-Ghamdi (Trainee), Saeed al-Ghamdi (Trainee), Hamza al-Ghamdi (Trainee), Ahmed al-Haznawi (Trainee), Wail al-Shehri (Trainee), Waleed al-Shehri (Trainee), Salem al-Hazmi (Trainee), Abdul Aziz al Omari (Trainee) |
| Ali Abdulaziz Ali orders aircraft material | Early January 2000 | Ali Abdulaziz Ali, Marwan al-Shehhi |
| Khalid al-Mihdhar travels to Kuala Lumpur | Jan. 5, 2000 | Khalid al-Mihdhar |
| The Kuala Lumpur meeting | Jan. 5, 2000-
Jan. 8, 2000 | Khalid al-Mihdhar, Nawaf al-Hazmi, Tawfiq bin Attash, Abu Bara al-Yemeni, Hambali (Organizer), Yazid Sufaat |
| Al-Mihdhar meets Shakir at airport | Jan. 5, 2000 | Khalid al-Mihdhar, Ahmad Hikmat Shakir |
| Two operatives meet Aulaqi | Early 2000 | Nawaf al-Hazmi, Anwar Aulaqi, Khalid al-Mihdhar |
| Atta and Binalshibh meet KSM | Early 2000 | Khalid Shaikh Mohammed (Trainer), Ramzi Binalshibh (Trainee), Mohamed Atta (Trainee), Abderraouf Jdey (Trainee) |
| Hazmi and Mihdhar at King Fahd mosque | Early 2000 | Nawaf al-Hazmi, Khalid al-Mihdhar |
| Shehhi in Saudi Arabia | Early 2000 | Marwan al-Shehhi |
| Shehhi in Bahrain | Early 2000 | Marwan al-Shehhi |
| Abu Bara goes to Yemen | Jan. 8, 2000 | Abu Bara al-Yemeni |
| Three operatives to Bangkok | Jan. 8, 2000 | Tawfiq bin Attash, Nawaf al-Hazmi, Khalid al-Mihdhar |
| Nawaf al-Hazmi and Khalid al-Mihdhar fly to LA | Jan. 15, 2000 | Khalid al-Mihdhar, Nawaf al-Hazmi |
| Hijackers possibly meet US contact | Jan. 15, 2000 | Nawaf al-Hazmi, Khalid al-Mihdhar, Mohdar Abdullah |
| Shehhi obtains US visa | Jan. 18, 2000 | Marwan al-Shehhi |
| Jarrah flies Karachi-Dubai | Jan. 30, 2000 | Ziad Jarrah |
| Jarrah questioned in Dubai | Jan. 30, 2000 | Ziad Jarrah |
| Jarrah returns to Hamburg from Afghanistan | Jan. 31, 2000 | Ziad Jarrah |
| Two 9-11 operatives meet Bayoumi | Afternoon Feb. 1, 2000 | Khalid al-Mihdhar, Nawaf al-Hazmi, Omar al Bayoumi, Caysan Bin Don |
| Two hijackers go to Bayoumi for help | Feb. 4, 2000 | Nawaf al-Hazmi, Khalid al-Mihdhar, Omar al Bayoumi |
| Bayoumi throws party at hijackers apartment | Mid February 2000 | Nawaf al-Hazmi, Khalid al-Mihdhar, Omar al Bayoumi, Caysan Bin Don |
| Atta returns to Hamburg from Pakistan | Late February 2000 | Mohamed Atta |
| Shehhi returns to Hamburg from overseas | March 2000 | Marwan al-Shehhi |
| Binalshibh returns to Hamburg from Pakistan | Early March 2000 | Ramzi Binalshibh |
| Hamlan travels UAE-Islamabad | Mid March 2000 | Mushabib al Hamlan |
| Hamlan stays at al-Qaeda guesthouse | Mid March 2000 | Hassan Ghul, Mushabib al Hamlan, Abu Zubaydah (Facilitator) |
| Hamlan goes to Afghanistan | Mid March 2000 | Mushabib al Hamlan |
| Ali Abdulaziz Ali sends money to Hazmi | April 2000 | Ali Abdulaziz Ali (Sender), Nawaf al-Hazmi (Recipient) |
| Nawaf al-Hazmi takes first flying lesson | April 4, 2000 | Nawaf al-Hazmi |
| Hamlan trains at Khalden | Spring 2000 | Mushabib al Hamlan |
| Hanjour trains in Afghanistan | Spring 2000 | Hani Hanjour (Trainee) |
| Bin Laden recalls KSM to Afghanistan | Spring 2000 | Khalid Shaikh Mohammed |
| Binalshibh applies for US visa | May 2000 | Ramzi Binalshibh |
| Hazmi and Mihdhar take two flying lessons | May 5, 2000-
May 10, 2000 | Nawaf al-Hazmi (Trainee), Khalid al-Mihdhar (Trainee) |
| Two hijackers rent San Diego house | May 10, 2000 | Nawaf al-Hazmi, Khalid al-Mihdhar |
| Hamlan trains at Farouq | Mid 2000 | Mushabib al Hamlan (Trainee) |
| Hamlan meets bin Laden | Mid 2000 | Mushabib al Hamlan, Osama bin Laden (Leader) |
| Hamlan meets al-Nami | Mid 2000 | Mushabib al Hamlan, Ahmed al-Nami |
| Abu Basir meets Hamlan and Nami | Mid 2000 | Mushabib al Hamlan (Trainee), Ahmed al-Nami (Trainee), Abu Basir al-Yemeni (Trainer) |
| Abu Hafs the Mauritanian meets Hamlan and Nami | Mid 2000 | Mushabib al Hamlan, Ahmed al-Nami, Abu Hafs the Mauritanian (Leader) |
| Hamlan and Nami volunteer to bin Laden | Mid 2000 | Mushabib al Hamlan, Ahmed al-Nami, Osama bin Laden (Leader) |
| Atta obtains US visa | May 18, 2000 | Mohamed Atta |
| Jarrah obtains US visa | May 25, 2000 | Ziad Jarrah |
| Shehhi flies Brussels-Newark | May 29, 2000 | Marwan al-Shehhi |
| Hazmi and Mihdhar at King Fahd mosque 2 | June 2000 | Nawaf al-Hazmi, Khalid al-Mihdhar, Mohdar Abdullah, Khallam |
| Binalshibh applies for US visa 2 | June 2000 | Ramzi Binalshibh |
| Atta takes bus from Hamburg to Prague | June 2, 2000 | Mohamed Atta |
| Atta flies from Prague to Newark | June 3, 2000 | Mohamed Atta |
| Hijackers drive to LA | June 9, 2000 | Khalid al-Mihdhar, Nawaf al-Hazmi, Mohdar Abdullah |
| Mihdhar leaves US for Yemen | June 9, 2000 | Khalid al-Mihdhar |
| Mihdhar stays in Yemen | Mid June 2000-
Mid July 2000 | Khalid al-Mihdhar |
| Hanjour reports to KSM | Mid June 2000-
June 20, 2000 | Khalid Shaikh Mohammed (Trainer), Hani Hanjour (Trainee) |
| Hanjour travels Karachi-Saudi Arabia | June 20, 2000 | Hani Hanjour |
| Jarrah flies DUS-EWR | June 27, 2000 | Ziad Jarrah |
| Atta and Shehhi visit Oklahoma flight school | July 2, 2000-
July 3, 2000 | Mohamed Atta, Marwan al-Shehhi |
| Mihdhar returns to Afghanistan | Mid July 2000-
Late 2000 | Khalid al-Mihdhar |
| Atta and Shehhi attend Florida flight school | Summer 2000-
Late September 2000 | Mohamed Atta (Trainee), Marwan al-Shehhi (Trainee) |
| Jarrah in Florida flight school | Summer 2000-
Late 2000 | Ziad Jarrah (Trainee) |
| Attash meets several 9-11 operatives in Kandahar | Summer 2000 | Tawfiq bin Attash, Saeed al-Ghamdi, Satam al Suqami, Wail al-Shehri, Waleed al-Shehri, Abdul Aziz al Omari, Ahmed al-Nami, Hamza al-Ghamdi, Salem al-Hazmi, Majed Moqed |
| Binalshibh applies for US visa 3 | September 2000 | Ramzi Binalshibh |
| Ahmed al-Ghamdi obtains US visa | Sept. 3, 2000 | Ahmed al-Ghamdi |
| Saeed al-Ghamdi obtains US visa | Sept. 4, 2000 | Saeed al-Ghamdi |
| Hazmi deposits Salmi checks | Sept. 5, 2000 | Yazeed al Salmi (Sender), Nawaf al-Hazmi (Recipient) |
| Mihdhar stays with cousin in Mecca | Late 2000-
February 2001 | Khalid al-Mihdhar |
| Muscle hijackers receive pre-9-11 training | Late 2000-
Early 2001 | Abu Turab al Urdani (Trainer), Ahmed al-Ghamdi (Trainee), Saeed al-Ghamdi (Trainee), Hamza al-Ghamdi (Trainee), Ahmed al-Haznawi (Trainee), Wail al-Shehri (Trainee), Waleed al-Shehri (Trainee), Mohand al-Shehri (Trainee), Majed Moqed (Trainee), Satam al Suqami (Trainee), Ahmed al-Nami (Trainee), Salem al-Hazmi (Trainee), Abdul Aziz al Omari (Trainee), Fayez Bannihammad (Trainee) |
| Haznawi and Rashid at guesthouse | Late 2000 | Saud al Rashid, Ahmed al-Haznawi |
| Atta and Shehhi enroll at another aviation school | Late September 2000-
Early October 2000 | Mohamed Atta, Marwan al-Shehhi |
| Hanjour obtains US visa | Sept. 25, 2000 | Hani Hanjour |
| Two hijackers fly Iran-Kuwait | October 2000 | Mohand al-Shehri, Hamza al-Ghamdi |
| Binalshibh applies for US visa 4 | October 2000 | Ramzi Binalshibh |
| Nami and Hamlan meet KSM | October 2000 | Khalid Shaikh Mohammed (Leader), Abu Basir al-Yemeni, Ahmed al-Nami, Mushabib al Hamlan |
| Nami and Hamlan meet Atef | October 2000 | Mohammed Atef (Leader), Mushabib al Hamlan, Ahmed al-Nami |
| Nami and Hamlan go to Iran | October 2000 | Ahmed al-Nami, Mushabib al Hamlan |
| Nami and Hamlan go to Qatar | October 2000 | Ahmed al-Nami, Mushabib al Hamlan |
| Nami and Hamlan go to UAE | October 2000 | Ahmed al-Nami, Mushabib al Hamlan |
| Nami and Hamlan go to Mecca | October 2000 | Ahmed al-Nami, Mushabib al Hamlan |
| Nami and Hamlan go to Jeddah | October 2000 | Ahmed al-Nami, Mushabib al Hamlan |
| Moussaoui in London | Early October 2000 | Zacarias Moussaoui |
| Atta and Shehhi return to Huffman pilot school | Early October 2000-
Mid December 2000 | Mohamed Atta (Trainee), Marwan al-Shehhi (Trainee) |
| Nami contacts KSM | Mid October 2000 | Ahmed al-Nami (Communicant 1), Khalid Shaikh Mohammed (Communicant 2) |
| Moussaoui seeks flight training in Malaysia | Fall 2000 | Zacarias Moussaoui |
| Hanjour meets Ali in UAE | Fall 2000 | Hani Hanjour, Ali Abdulaziz Ali |
| Moussaoui recalled to Pakistan | Fall 2000 | Zacarias Moussaoui, Khalid Shaikh Mohammed |
| Hamza al-Ghamdi obtains US visa | Oct. 17, 2000 | Hamza al-Ghamdi |
| Nami and Hamlan stay with Waleed al-Shehri in Jeddah | Late October 2000 | Ahmed al-Nami, Mushabib al Hamlan, Waleed al-Shehri |
| Mohand al-Shehri obtains US visa | Oct. 23, 2000 | Mohand al-Shehri |
| Shehri brothers obtain visas | Oct. 24, 2000 | Wail al-Shehri, Waleed al-Shehri |
| Nami obtains US visa | Oct. 28, 2000 | Ahmed al-Nami, Mushabib al Hamlan |
| Ahmed al-Ghamdi in Beirut | November 2000 | Ahmed al-Ghamdi |
| Salem al Hazmi flies Saudi Arabia-Beirut | November 2000 | Salem al-Hazmi |
| Hamlan goes home to Riyadh | November 2000 | Mushabib al Hamlan |
| Nami back in Afghanistan | November 2000 | Ahmed al-Nami |
| Three future hijackers travel Saudi Arabia to Beirut | Mid November 2000 | Wail al-Shehri, Waleed al-Shehri, Ahmed al-Nami |
| Three future hijackers travel Beirut to Iran | Mid November 2000 | Wail al-Shehri, Waleed al-Shehri, Ahmed al-Nami |
| Haznawi obtains US visa | Nov. 12, 2000 | Ahmed al-Haznawi, Jihad al Ghamdi |
| Moqed obtains US visa | Nov. 20, 2000 | Majed Moqed |
| Two future hijackers fly from Iran to Bahrain | Late November 2000 | Satam al Suqami, Majed Moqed |
| Suqami obtains US visa | Nov. 21, 2000 | Satam al Suqami |
| Moussaoui and Binalshibh in London | December 2000 | Zacarias Moussaoui, Ramzi Binalshibh |
| Hanjour flies from Dubai to Paris | Dec. 8, 2000 | Hani Hanjour |
| Hanjour flies from Paris to Cincinnati | Dec. 8, 2000 | Hani Hanjour |
| Hanjour flies from Cincinnati to San Diego | Dec. 8, 2000 | Hani Hanjour |
| Hazmi picks up Hanjour at airport | Dec. 8, 2000 | Hani Hanjour, Nawaf al-Hazmi |
| Hazmi and Hanjour drive to Arizona | Mid December 2000 | Hani Hanjour, Nawaf al-Hazmi |
| Hanjour takes pilot refresher course | Mid December 2000 | Hani Hanjour |
| Jarrah flies to Germany en route to Beirut | Late December 2000 | Ziad Jarrah |
| Jarrah flies Germany-Beirut | Late December 2000 | Ziad Jarrah |
| Two candidate hijackers in Bahrain | 2001 | Qutaybah al Najdi, Saeed al Baluchi |
| Aulaqi moves to Virginia | January 2001 | Anwar Aulaqi |
| Atta gives progress report to Binalshibh | Early January 2001 | Mohamed Atta, Ramzi Binalshibh |
| Nawaf al-Hazmi goes to Kuala Lumpur | Jan. 4, 2001 | Nawaf al-Hazmi |
| Jarrah flies Beirut-Germany | Early 2001 | Ziad Jarrah |
| Jarrah flies Germany-Florida | Early 2001 | Ziad Jarrah |
| Hanjour trains on Boeing 737 simulator | Early 2001-
March 2001 | Hani Hanjour |
| Atta returns to United States | Jan. 10, 2001 | Mohamed Atta |
| Shehhi goes to Morocco | Mid January 2001 | Marwan al-Shehhi, Abdelghani Mzoudi |
| Atta wires Binalshibh money | Mid January 2001 | Mohamed Atta (Sender), Ramzi Binalshibh (Recipient) |
| Shehhi returns to United States | Jan. 18, 2001 | Marwan al-Shehhi |
| Jarrah visits father in Beirut | Late January 2001 | Ziad Jarrah |
| Al-Mihdhar flies from Syria to Iran | February 2001 | Khalid al-Mihdhar |
| Binalshibh reports to leadership in Afghanistan | February 2001 | Ramzi Binalshibh |
| Jarrah visits girlfriend in Germany | February 2001 | Ziad Jarrah |
| Mihdhar visits family in Yemen | February 2001 | Khalid al-Mihdhar |
| Atta and Shehhi in Norcross | February 2001 | Mohamed Atta, Marwan al-Shehhi |
| Mihdhar back in Afghanistan once more | February 2001-
June 2001 | Khalid al-Mihdhar |
| Atta and Shehhi in Decatur | February 2001 | Mohamed Atta, Marwan al-Shehhi |
| Atta and Shehhi in Lawrenceville | February 2001 | Mohamed Atta, Marwan al-Shehhi |
| Atta and Shehhi arrive in Virginia Beach | Feb. 19, 2001 | Mohamed Atta, Marwan al-Shehhi |
| Atta and Shehhi go to Stone Mountain | Late February 2001 | Mohamed Atta, Marwan al-Shehhi |
| Jarrah returns to US from Germany | Late February 2001 | Ziad Jarrah |
| Moussaoui deposits money in Oklahoma | Feb. 26, 2001 | Zacarias Moussaoui |
| Jarrah goes to Decatur | Mid March 2001 | Ziad Jarrah |
| Jarrah visits girlfriend in Germany again | Late March 2001-
Early April 2001 | Ziad Jarrah |
| Hanjour and Hazmi attend Virginia mosque | Early April 2001 | Hani Hanjour, Nawaf al-Hazmi, Eyad al Rababah, Anwar Aulaqi |
| Hanjour and Hazmi move to Virginia | April 4, 2001 | Hani Hanjour, Nawaf al-Hazmi |
| Atta in Virginia Beach | April 4, 2001 | Mohamed Atta, Marwan al-Shehhi |
| Kahtani flies UAE-London | April 4, 2001 | Muhammad al-Kahtani |
| Kahtani flies London-Orlando | April 4, 2001 | Muhammad al-Kahtani |
| Rejected Kahtani flies Orlando-London | April 4, 2001 | Muhammad al-Kahtani |
 Alleged Atta-Iraqi meeting in Prague | 1100 local, April 9, 2001 | Ahmad Khalil Samir al-Ani, Mohamed Atta |
| Atta in Coral Springs | April 11, 2001 | Mohamed Atta, Marwan al-Shehhi |
| Muscle hijackers transit Karachi | Spring 2001 | Abd al Rahim Ghulum Rabbani (Leader), Abdullah Sindhi, Abdul Aziz al Omari, Ahmed al-Ghamdi, Ahmed al-Nami, Fayez Bannihammad, Hamza al-Ghamdi, Ahmed al-Haznawi, Majed Moqed, Mohand al-Shehri, Saeed al-Ghamdi, Satam al Suqami, Wail al-Shehri, Waleed al-Shehri, Salem al-Hazmi, Ramzi Binalshibh |
| Muscle hijackers transit UAE | Spring 2001 | Ali Abdulaziz Ali, Mustafa Ahmed al-Hawsawi, Abdul Aziz al Omari, Ahmed al-Ghamdi, Ahmed al-Nami, Fayez Bannihammad, Hamza al-Ghamdi, Ahmed al-Haznawi, Majed Moqed, Mohand al-Shehri, Saeed al-Ghamdi, Satam al Suqami, Wail al-Shehri, Waleed al-Shehri, Salem al-Hazmi |
| Shehhi flies Miami-Cairo | April 18, 2001 | Marwan al-Shehhi |
| Shehhi in Cairo | April 18, 2001-
May 2, 2001 | Marwan al-Shehhi |
| Waleed al-Shehri and al-Suqami fly UAE-London | Late April 2001 | Waleed al-Shehri, Satam al Suqami |
| Waleed al-Shehri and al-Suqami fly London-Orlando | April 23, 2001 | Waleed al-Shehri, Satam al Suqami |
| Nami obtains another US visa | April 23, 2001 | Ahmed al-Nami |
| Three muscle hijackers fly Dubai-London | May 2001 | Hamza al-Ghamdi, Mohand al-Shehri, Ahmed al-Nami |
| Atta and Jarrah get licenses | May 2, 2001 | Mohamed Atta, Ziad Jarrah |
| Ahmed al-Ghamdi and Moqed fly Dubai-London | May 2, 2001 | Ahmed al-Ghamdi, Majed Moqed |
| Two muscle hijackers move in with Hanjour and Hazmi | May 2, 2001 | Hani Hanjour, Nawaf al-Hazmi, Ahmed al-Ghamdi, Majed Moqed |
| Ahmed al-Ghamdi and Moqed fly London-IAD | May 2, 2001 | Ahmed al-Ghamdi, Majed Moqed |
| Shehhi flies Cairo-Miami | May 2, 2001 | Marwan al-Shehhi |
| Four hijackers visit Fairfield | May 8, 2001 | Hani Hanjour, Nawaf al-Hazmi, Majed Moqed, Ahmed al-Ghamdi, Eyad al Rababah |
| Four hijackers day trip to Paterson | Mid May 2001 | Hani Hanjour, Nawaf al-Hazmi, Majed Moqed, Ahmed al-Ghamdi, Eyad al Rababah |
| Four hijackers return to Fairfield | Mid May 2001 | Hani Hanjour, Nawaf al-Hazmi, Majed Moqed, Ahmed al-Ghamdi, Eyad al Rababah |
| Waleed al-Shehri and Suqami fly Fort Lauderdale-Freeport | May 19, 2001 | Waleed al-Shehri, Satam al Suqami |
| Waleed al-Shehri and Suqami fly Freeport-Fort Lauderdale | May 19, 2001 | Waleed al-Shehri, Satam al Suqami |
| Binalshibh reports to bin Laden | Late May 2001 | Osama bin Laden, Ramzi Binalshibh |
| Shehhi cases New York-San Francisco flight | May 24, 2001 | Marwan al-Shehhi |
| Shehhi flies SFO-LAS | May 24, 2001 | Marwan al-Shehhi |
| Shehhi flies LAS-SFO | May 27, 2001 | Marwan al-Shehhi |
| Shehhi flies SFO-New York | May 27, 2001 | Marwan al-Shehhi |
| Three muscle hijackers fly London-Miami | May 28, 2001 | Hamza al-Ghamdi, Mohand al-Shehri, Ahmed al-Nami |
| Atta meets three muscle hijackers at airport | May 28, 2001 | Hamza al-Ghamdi, Mohand al-Shehri, Ahmed al-Nami, Mohamed Atta |
| Hanjour goes for additional simulator training in Arizona | June 2001 | Hani Hanjour |
| Three muscle hijackers living in Delray Beach | June 2001 | Ahmed al-Nami, Hamza al-Ghamdi, Mohand al-Shehri |
| Mihdhar sees cousin in Mecca again | June 2001-
Early July 2001 | Khalid al-Mihdhar |
| Binalshibh travels to Quetta | Early June 2001 | Ramzi Binalshibh |
| Jarrah flies FLL-PHL | Early June 2001 | Ziad Jarrah |
| Hanjour seeks to fly over Hudson Corridor | Early June 2001 | Hani Hanjour |
| Jarrah seeks to fly over Hudson Corridor | Early June 2001 | Ziad Jarrah |
| Binalshibh and Abu Rahmah travel Quetta-Karachi | Early June 2001 | Ramzi Binalshibh, Abd al Rahim Ghulum Rabbani |
| Binalshibh meets with KSM in Karachi | Early June 2001 | Ramzi Binalshibh, Khalid Shaikh Mohammed, Abd al Rahim Ghulum Rabbani |
| Hanjour trains at Fairfield flight school | Early June 2001-
Late July 2001 | Hani Hanjour |
| Binalshibh in Kuala Lumpur to meet with absent Atta | Early June 2001-
Late June 2001 | Ramzi Binalshibh |
| Jarrah cases BWI-LAX flight | June 7, 2001 | Ziad Jarrah |
| Jarrah flies LAX-LAS | June 7, 2001 | Ziad Jarrah |
| Haznawi and Wail al-Shehri fly London-Miami | June 8, 2001 | Ahmed al-Haznawi, Wail al-Shehri |
| Jarrah flies LAS-BWI | June 10, 2001 | Ziad Jarrah |
| Saeed al-Ghamdi obtains second US visa | June 12, 2001 | Saeed al-Ghamdi |
| Omari obtains US visa | June 18, 2001 | Abdul Aziz al Omari |
| Banihammad obtains US visa | June 18, 2001 | Fayez Bannihammad |
| Nawaf al-Hazmi flies EWR-MIA | June 19, 2001 | Nawaf al-Hazmi |
| Probable Hazmi-Atta meeting | June 19, 2001-
June 25, 2001 | Nawaf al-Hazmi, Mohamed Atta |
| Salem al-Hazmi obtains US visa | June 20, 2001 | Salem al-Hazmi |
| Several hijackers living in Paterson | Late June 2001 | Nawaf al-Hazmi, Salem al-Hazmi, Hani Hanjour, Majed Moqed, Abdul Aziz al Omari, Ahmed al-Ghamdi |
| Binalshibh in Bangkok | Late June 2001-
Early July 2001 | Ramzi Binalshibh |
| Nawaf al-Hazmi flies MIA-EWR | June 25, 2001 | Nawaf al-Hazmi |
| Banihammad deposits money in UAE | June 25, 2001 | Fayez Bannihammad |
| Saeed al-Ghamdi and Bannihammad fly London-Orlando | June 27, 2001 | Saeed al-Ghamdi, Fayez Bannihammad |
| Atta cases BOS-SFO flight | June 28, 2001 | Mohamed Atta |
| Atta flies SFO-LAS | June 28, 2001 | Mohamed Atta |
| Salem al-Hazmi and Omari fly Dubai-Zurich | June 29, 2001 | Salem al-Hazmi, Abdul Aziz al Omari |
| Salem al-Hazmi and Omari fly Zurich-JFK | June 29, 2001 | Salem al-Hazmi, Abdul Aziz al Omari |
| Atta flies LAS-DEN | July 1, 2001 | Mohamed Atta |
| Atta flies DEN-BOS | July 1, 2001 | Mohamed Atta |
| Atta in Paterson | Early July 2001 | Mohamed Atta, Nawaf al-Hazmi |
| Mihdhar arrives in United States | July 4, 2001 | Khalid al-Mihdhar |
| Mihdhar moves in with Paterson hijackers | July 5, 2001 | Khalid al-Mihdhar, Nawaf al-Hazmi, Salem al-Hazmi, Hani Hanjour, Majed Moqed, Abdul Aziz al Omari, Ahmed al-Ghamdi |
| Atta flies ZRH-MAD | July 8, 2001 | Mohamed Atta |
| Atta flies MIA-ZRH | July 8, 2001 | Mohamed Atta |
| Atta and Binalshibh meet in Spain | July 9, 2001-
July 16, 2001 | Mohamed Atta, Ramzi Binalshibh, Muhammed Belfatmi |
| Binalshibh flies HAM-REU | July 9, 2001 | Ramzi Binalshibh |
| Atta drives from Madrid to Reus | July 9, 2001 | Mohamed Atta |
| Suqami travels Fort Lauderdale-Orlando | July 10, 2001 | Satam al Suqami |
| Binalshibh contacts KSM | Mid July 2001 | Ramzi Binalshibh (Communicant 1), Khalid Shaikh Mohammed (Communicant 2) |
| Suqami Orlando-Fort Lauderdale | July 12, 2001 | Satam al Suqami |
| Binalshibh flies Spain-HAM | July 16, 2001 | Ramzi Binalshibh |
| Essabar delivers 9-11 plan to Afghanistan | Summer 2001 | Zakariya Essabar |
| Atta flies MAD-ATL | July 19, 2001 | Mohamed Atta |
| Atta flies ATL-FLL | July 19, 2001 | Mohamed Atta |
| Hanjour pilots plane from NJ to MD | July 20, 2001 | Hani Hanjour, Nawaf al-Hazmi |
| Atta takes Jarrah to Miami airport | July 25, 2001 | Mohamed Atta, Ziad Jarrah |
| Jarrah flies MIA-DUS | July 25, 2001 | Ziad Jarrah |
| Jarrah sees Binalshibh in Germany | July 25, 2001 | Ziad Jarrah, Ramzi Binalshibh |
| Atta and Hamzi in Newark | July 26, 2001-
July 30, 2001 | Mohamed Atta, Nawaf al-Hazmi |
| Waleed al-Shehri flies Fort Lauderdale-Boston | July 30, 2001 | Waleed al-Shehri |
| Waleed al-Shehri flies Boston-San Francisco | July 31, 2001 | Waleed al-Shehri |
| Waleed al-Shehri flies San Francisco-Las Vegas | Aug. 1, 2001 | Waleed al-Shehri |
| Yarkas speaks with Shakur | August 2001 | Imad Yarkas (Communicant 1), Farid Hilali (Communicant 2) |
| Atta communicates attack plans to Binalshibh | Aug. 3, 2001 | Mohamed Atta (Communicant 1), Ramzi Binalshibh (Communicant 2) |
| Jarrah flies Germany-US | Aug. 5, 2001 | Ziad Jarrah |
| Atta flies FLL-EWR | Aug. 7, 2001 | Mohamed Atta |
| Ahmed al-Ghamdi and Omari fly to Miami | Aug. 7, 2001 | Ahmed al-Ghamdi, Abdul Aziz al Omari |
| Atta tells Binalshibh date of 9-11 | Mid August 2001 | Mohamed Atta (Communicant 1), Ramzi Binalshibh (Communicant 2) |
| Hazmi and Hanjour fly IAD-LAX | Aug. 13, 2001 | Nawaf al-Hazmi, Hani Hanjour |
| Atta flies DC-LAS | Aug. 13, 2001 | Mohamed Atta |
| Hazmi and Hanjour fly LAX-LAS | Aug. 13, 2001 | Nawaf al-Hazmi, Hani Hanjour |
| Three hijackers in Vegas | Aug. 13, 2001-
Aug. 14, 2001 | Nawaf al-Hazmi, Hani Hanjour, Mohamed Atta |
| Atta flies LAS-FLL | Aug. 14, 2001 | Mohamed Atta |
| Hazmi and Hanjour fly LAS-MSP | Aug. 14, 2001 | Nawaf al-Hazmi, Hani Hanjour |
| Hazmi and Hanjour fly MSP-BWI | Aug. 14, 2001 | Nawaf al-Hazmi, Hani Hanjour |
| Possible Hazmi-Mohdar Abdullah contact | Late August 2001 | Nawaf al-Hazmi (Communicant 1), Mohdar Abdullah (Communicant 2) |
| Jarrah buys GPS unit | Aug. 22, 2001 | Ziad Jarrah |
| Atta and Hazmi in Newark 2 | Aug. 23, 2001 | Mohamed Atta, Nawaf al-Hazmi |
| Ali Abdulaziz Ali applies for US visa | Aug. 27, 2001 | Ali Abdulaziz Ali |
| Essabar travels Hamburg-Karachi | Aug. 30, 2001 | Zakariya Essabar |
| AA 77 hijackers in Laurel | Early September 2001-
Sept. 10, 2001 | Hani Hanjour, Nawaf al-Hazmi, Khalid al-Mihdhar, Majed Moqed, Salem al-Hazmi |
| Bahaji travels Hamburg-Karachi | Sept. 3, 2001 | Said Bahaji, Muhammed Belfatmi |
| Mihdhar and Moqed buy tickets at BWI | Sept. 5, 2001 | Khalid al-Mihdhar, Majed Moqed |
| Atta flies FLL-BWI | Sept. 7, 2001 | Mohamed Atta |
| Atta meets AA 77 hijackers | Sept. 7, 2001-
Sept. 9, 2001 | Hani Hanjour, Nawaf al-Hazmi, Khalid al-Mihdhar, Majed Moqed, Salem al-Hazmi, Mohamed Atta |
| Three UA 93 hijackers gather in Newark | Sept. 7, 2001 | Saeed al-Ghamdi, Ahmed al-Nami, Ahmed al-Haznawi |
| Jarrah drives to Newark | Sept. 8, 2001-
Sept. 9, 2001 | Ziad Jarrah |
| Atta flies BWI-BOS | Sept. 9, 2001 | Mohamed Atta |
| Jarrah joins UA 93 team in Newark | Sept. 9, 2001-
Early Morning Sept. 11, 2001 | Ziad Jarrah, Ahmed al-Haznawi, Ahmed al-Nami, Saeed al-Ghamdi |
| Three from AA 11 team in Newton hotel | Sept. 9, 2001-
Early Morning Sept. 11, 2001 | Wail al-Shehri, Waleed al-Shehri, Satam al Suqami |
| Atta and Shehhi at hotel | Sept. 9, 2001 | Mohamed Atta, Marwan al-Shehhi |
| AA 77 hijackers in Herndon | Sept. 10, 2001-
Early Morning Sept. 11, 2001 | Hani Hanjour, Nawaf al-Hazmi, Khalid al-Mihdhar, Majed Moqed, Salem al-Hazmi |
| Atta and Omari drive to Portland | Sept. 10, 2001 | Mohamed Atta, Abdul Aziz al Omari |
| Atta and Omari fly from Portland to Boston | 0600 local, Sept. 11, 2001-
0645 local, Sept. 11, 2001 | Mohamed Atta (Leader), Abdul Aziz al Omari |
| Al-Shehhi calls Atta | 0652 local, Sept. 11, 2001 | Marwan al-Shehhi (Communicant 1), Mohamed Atta (Communicant 2) |
| AA 11 takes off | 0759 local, Sept. 11, 2001 | Mohamed Atta (Leader), Abdul Aziz al Omari (Attacker), Satam al Suqami (Attacker), Wail al-Shehri (Attacker), Waleed al-Shehri (Attacker) |
| UA 175 takes off | 0814 local, Sept. 11, 2001 | Marwan al-Shehhi (Leader), Fayez Bannihammad (Attacker), Mohand al-Shehri (Attacker), Ahmed al-Ghamdi (Attacker), Hamza al-Ghamdi (Attacker) |
| 9-11 | 0814 local, Sept. 11, 2001-
1003 local, Sept. 11, 2001 | Osama bin Laden (Organizer), Khalid Shaikh Mohammed (Operational Commander), Mohamed Atta, Marwan al-Shehhi, Ziad Jarrah, Nawaf al-Hazmi, Khalid al-Mihdhar, Hani Hanjour, Abdul Aziz al Omari, Satam al Suqami, Wail al-Shehri, Waleed al-Shehri, Fayez Bannihammad, Mohand al-Shehri, Ahmed al-Ghamdi, Hamza al-Ghamdi, Majed Moqed, Salem al-Hazmi, Saeed al-Ghamdi, Ahmed al-Nami, Ahmed al-Haznawi, Ramzi Binalshibh (Facilitator), Ali Abdulaziz Ali (Financier), Mustafa Ahmed al-Hawsawi (Financier), Mohammed Atef (Organizer), Tawfiq bin Attash (Facilitator), Abu Turab al Urdani (Facilitator) |
| AA 77 takes off | 0820 local, Sept. 11, 2001 | Hani Hanjour, Nawaf al-Hazmi, Khalid al-Mihdhar, Salem al-Hazmi, Majed Moqed |
| UA 93 takes off | 0842 local, Sept. 11, 2001 | Ziad Jarrah, Saeed al-Ghamdi, Ahmed al-Nami, Ahmed al-Haznawi |
| AA 11 crashes into WTC North Tower | 0846 local, Sept. 11, 2001 | Mohamed Atta, Abdul Aziz al Omari, Satam al Suqami, Wail al-Shehri, Waleed al-Shehri |
| UA 175 crashes into WTC South Tower | 0903 local, Sept. 11, 2001 | Marwan al-Shehhi, Fayez Bannihammad, Mohand al-Shehri, Ahmed al-Ghamdi, Hamza al-Ghamdi |
| AA 77 crashes into Pentagon | 0937 local, Sept. 11, 2001 | Hani Hanjour, Nawaf al-Hazmi, Khalid al-Mihdhar, Salem al-Hazmi, Majed Moqed |
| WTC South Tower collapses | 0959 local, Sept. 11, 2001 |
| UA 93 crashes | 1003 local, Sept. 11, 2001 | Ziad Jarrah, Saeed al-Ghamdi, Ahmed al-Nami, Ahmed al-Haznawi |
| WTC North Tower collapses | 1029 local, Sept. 11, 2001 |
| Bin Laden praises 9-11 hijackers in video | Dec. 27, 2001-
Early December 2001 | Osama bin Laden |
| Ramzi Binalshibh captured | Sept. 11, 2002 | Ramzi Binalshibh, Umar al-Gharbi |
| KSM captured | March 1, 2003 | Khalid Shaikh Mohammed, Mustafa Ahmed al-Hawsawi |
| Tawfiq bin Attash and Ali Abdulaziz captured | April 29, 2003 | Tawfiq bin Attash, Ali Abdulaziz Ali |
| Mohdar Abdullah deported | May 21, 2004 | Mohdar Abdullah |
