| Major Events |
|---|
| Event | Time | Associated |
|---|
 Al-Qaeda gains first members | Late 1989 | Abu Ayoub al-Iraqi (Leader), Jamal Ahmed al-Fadl, Abu Ubaidah al-Banshiri, Mohammed Atef, Osama bin Laden (Organizer),  Ayman al-Zawahiri, Doctor Abdallah Izzildine, Abu Musab al Saudi, Doctor Fadhl el Masry, Abu Faraj al-Yemeni, Abu Burhan al-Iraqi, Mamdouh Mahmud Salim |
| Black Hawk Down | Oct. 3, 1993-
Oct. 4, 1993 | Mohammed Atef (Facilitator), Abu Ubaidah al-Banshiri (Facilitator), Saif al-Adel (Facilitator), Abdullah Ahmed Abdullah (Facilitator), Mushin Musa Matwalli Atwah (Facilitator), Fazul Abdullah Mohammed (Facilitator), Ahmed Mohammed Hamed Ali (Facilitator), Mohamed Sadeek Odeh (Facilitator) |
| Khalid Shaikh Mohammed proposes 9-11 to bin Laden | Mid 1996 | Osama bin Laden, Khalid Shaikh Mohammed, Mohammed Atef (Organizer) |
| Osama bin Laden goes to Afghanistan | May 19, 1996 | Osama bin Laden, Mohammed Atef |
| East African Embassy Bombings | 1030 local, Aug. 7, 1998-
1039 local, Aug. 7, 1998 | Osama bin Laden (Organizer), Mohammed Atef (Facilitator), Ayman al-Zawahiri (Facilitator), Saif al-Adel (Facilitator), Abdullah Ahmed Abdullah (Operational Commander), Mamdouh Mahmud Salim (Facilitator), Wadih El Hage (Facilitator), Azzam (Suicide Bomber), Fazul Abdullah Mohammed, Mustafa Mohammed Fadhil, Khalfan Khamis Mohamed, Mohamed Sadeek Odeh, Mohamed Rashed Daoud Al-Owhali (Attacker), Fahid Mohammed Ally Msalam, Ahmed Khalfan Ghailani, Hamden Khalif Allah Awad (Suicide Bomber), Mushin Musa Matwalli Atwah, Ahmed Mohammed Hamed Ali |
| Bin Laden approves 9-11 operation | Late 1998-
Early 1999 | Osama bin Laden, Khalid Shaikh Mohammed (Operational Commander), Mohammed Atef (Organizer) |
| 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) |
| Mohammed Atef killed | Nov. 14, 2001 | Mohammed Atef (Primary Target) |
| All Events |
|---|
| Event | Time | Associated |
|---|
| Wadih El Hage meets Atef | 1983 | Wadih El Hage, Mohammed Atef |
| Al-Qaeda gains first members | Late 1989 | Abu Ayoub al-Iraqi (Leader), Jamal Ahmed al-Fadl, Abu Ubaidah al-Banshiri, Mohammed Atef, Osama bin Laden (Organizer), Ayman al-Zawahiri, Doctor Abdallah Izzildine, Abu Musab al Saudi, Doctor Fadhl el Masry, Abu Faraj al-Yemeni, Abu Burhan al-Iraqi, Mamdouh Mahmud Salim |
| Arnaout and al-Qaeda member purchase small arms | 1990 | Enaam Arnaout, Yassin al-Iraqi, Abu Ubaidah al-Banshiri (Organizer), Mohammed Atef (Organizer) |
| Mohammed Atef returns from Somalia | 1992 | Mohammed Atef |
| Mohammed Atef goes to Somalia | 1992 | Mohammed Atef |
| Essam al-Ridi meets with Osama bin Laden | Early 1993 | Essam al-Ridi, Wadih El Hage, Osama bin Laden, Mohammed Atef, Mamdouh Mahmud Salim, Abu Ubaidah al-Banshiri |
| Atef and others train Somali tribes | Spring 1993 | Mohammed Atef (Trainer), Abu Ubaidah al-Banshiri (Trainer), Mohamed Sadeek Odeh (Trainer), Fazul Abdullah Mohammed (Trainer), Abdullah Ahmed Abdullah (Trainer), Saif al-Adel (Trainer), Mushin Musa Matwalli Atwah (Trainer), Ahmed Mohammed Hamed Ali (Trainer) |
| Atef describes Somalia to associates in Sudan | Mid 1993 | Mohammed Atef (Speaker), Jamal Ahmed al-Fadl |
| Black Hawk Down | Oct. 3, 1993-
Oct. 4, 1993 | Mohammed Atef (Facilitator), Abu Ubaidah al-Banshiri (Facilitator), Saif al-Adel (Facilitator), Abdullah Ahmed Abdullah (Facilitator), Mushin Musa Matwalli Atwah (Facilitator), Fazul Abdullah Mohammed (Facilitator), Ahmed Mohammed Hamed Ali (Facilitator), Mohamed Sadeek Odeh (Facilitator) |
| Threat to US Embassy in Saudi Arabia | 1994 | Mohammed Atef, Jamal Ahmed al-Fadl |
| Al-Qaeda plots against US Embassy in Saudi Arabia | 1994 | Mohammed Atef, Jamal Ahmed al-Fadl |
| Atef and al-Banshiri meet with Odeh | 1994 | Mohammed Atef, Abu Ubaidah al-Banshiri, Mohamed Sadeek Odeh |
| Al-Qaeda leaders visit Nairobi | Late 1994 | LHoussaine Kherchtou, Abu Fadhl al-Makkee, Mohammed Atef, Ali Mohamed, Anas al-Liby, Hamzalla al Liby, Abu Khalid al-Masri, Khalid al-Fawwaz |
| Al-Qaeda considers French targets in Senegal | Fall 1994 | Mohammed Atef (Organizer), Ali Mohamed, LHoussaine Kherchtou |
| Threat to French interests in Senegal | Fall 1994 | Mohammed Atef (Operational Commander), Ali Mohamed, LHoussaine Kherchtou |
| KSM visits Atef in Sudan | 1995 | Khalid Shaikh Mohammed, Mohammed Atef |
| Atef and El Hage go to Mombasa | Early 1995 | Mohammed Atef, Wadih El Hage |
| Atef in Afghanistan | Jan. 5, 1996 |  Mohammed Atef |
| Khalid Shaikh Mohammed proposes 9-11 to bin Laden | Mid 1996 | Osama bin Laden, Khalid Shaikh Mohammed, Mohammed Atef (Organizer) |
| Osama bin Laden goes to Afghanistan | May 19, 1996 | Osama bin Laden, Mohammed Atef |
| Fazul Mohammed writes to Co-conspirator | Early 1997 | Fazul Abdullah Mohammed (Communicant 1), Ihab Ali (Communicant 2), Wadih El Hage, Mohammed Atef |
| Wadih El Hage meets with Atef in Peshawar | Late January 1997 | Wadih El Hage, Mohammed Atef |
| Wadih El Hage writes to Co-conspirator 2 | Feb. 21, 1997 | Wadih El Hage (Communicant 1), Ihab Ali (Communicant 2), Mohammed Atef |
| Atef writes to Khalid al Fawwaz | May 7, 1998 | Mohammed Atef (Sender), Khalid al-Fawwaz (Recipient) |
| Osama bin Laden holds press conference | May 26, 1998 | Osama bin Laden (Speaker), Mohammed Atef, Mohamed Rashed Daoud Al-Owhali, Ayman al-Zawahiri |
| East African Embassy Bombings | 1030 local, Aug. 7, 1998-
1039 local, Aug. 7, 1998 | Osama bin Laden (Organizer), Mohammed Atef (Facilitator), Ayman al-Zawahiri (Facilitator), Saif al-Adel (Facilitator), Abdullah Ahmed Abdullah (Operational Commander), Mamdouh Mahmud Salim (Facilitator), Wadih El Hage (Facilitator), Azzam (Suicide Bomber), Fazul Abdullah Mohammed, Mustafa Mohammed Fadhil, Khalfan Khamis Mohamed, Mohamed Sadeek Odeh, Mohamed Rashed Daoud Al-Owhali (Attacker), Fahid Mohammed Ally Msalam, Ahmed Khalfan Ghailani, Hamden Khalif Allah Awad (Suicide Bomber), Mushin Musa Matwalli Atwah, Ahmed Mohammed Hamed Ali |
| Bin Laden approves 9-11 operation | Late 1998-
Early 1999 | Osama bin Laden, Khalid Shaikh Mohammed (Operational Commander), Mohammed Atef (Organizer) |
| Bin Laden meets with KSM regarding planes operation | Spring 1999 | Osama bin Laden, Khalid Shaikh Mohammed, Mohammed Atef |
| Atef meets with Hamburg cell | Early December 1999 | Mohammed Atef, Mohamed Atta, Ziad Jarrah, Ramzi Binalshibh |
| 9-11 Second Wave plot | 2000 | Khalid Shaikh Mohammed (Organizer), Mohammed Atef (Organizer), Zacarias Moussaoui, Abderraouf Jdey, Zaini Zakariya |
| Nami and Hamlan meet Atef | October 2000 | Mohammed Atef (Leader), Mushabib al Hamlan, Ahmed al-Nami |
| Bin Laden son marries Atef daughter | January 2001 | Osama bin Laden, Mohammed Atef, Ayman al-Zawahiri, Mohammed bin Laden |
| Hambali introduces WMD researcher to Zawahiri | Early 2001 | Yazid Sufaat, Hambali, Ayman al-Zawahiri, Mohammed Atef (Organizer) |
| Yazid Sufaat works on anthrax for al-Qaeda | Early 2001 | Yazid Sufaat, Mohammed Atef (Organizer), Ayman al-Zawahiri (Organizer) |
| 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) |
| Mohammed Atef killed | Nov. 14, 2001 | Mohammed Atef (Primary Target) |
