| Major Events |
|---|
| Event | Time | Associated |
|---|
 Founders meet and form al-Qaeda | Aug. 17, 1988-
Aug. 20, 1988 | Osama bin Laden (Leader), Abu Ubaidah al-Banshiri, Wael Julaidan, Mamdouh Mahmud Salim |
| 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) |
| Abu Ubaidah al-Banshiri drowns in Lake Victoria | May 21, 1996 | Abu Ubaidah al-Banshiri |
| All Events |
|---|
| Event | Time | Associated |
|---|
| Founders meet and form al-Qaeda | Aug. 17, 1988-
Aug. 20, 1988 | Osama bin Laden (Leader), Abu Ubaidah al-Banshiri, Wael Julaidan, Mamdouh Mahmud Salim |
| 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) |
| Al-Qaeda founders discuss possible move to Sudan | 1990 | Abu Ayoub al-Iraqi, Abu Hammam al Saudi, Abu Unays al Saudi, Abu Hassan al Sudani, Abu Fadhl al-Makkee, Abu Ubaidah al-Banshiri |
| Abu Fadhl al Makkee gives Jamal al-Fadl money to buy a farm | 1991 | Abu Fadhl al-Makkee (Sender), Jamal Ahmed al-Fadl (Recipient), Abu Ubaidah al-Banshiri (Organizer), Osama bin Laden (Organizer) |
| Ayman al-Zawahri gives money to Jamal al-Fadl to buy a farm | 1991 | Ayman al-Zawahiri (Sender), Jamal Ahmed al-Fadl (Recipient), Abu Ubaidah al-Banshiri (Organizer) |
| 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) |
| Al-Qaeda discusses targeting US forces in Somalia | Late 1993 | Osama bin Laden, Abu Ubaidah al-Banshiri, Abu Talha al Sudani, 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) |
| Atef and al-Banshiri meet with Odeh | 1994 | Mohammed Atef, Abu Ubaidah al-Banshiri, Mohamed Sadeek Odeh |
| Abu Ubaidah al-Banshiri drowns in Lake Victoria | May 21, 1996 | Abu Ubaidah al-Banshiri |
