The list of banned entities maintained by the US Treasury Department puts his date of birth at 24 June 1954 , and lists additional aliases of his , including ' Issam ' Ali Muhammad ' Abdallah , ( عصام علي محمد عبد الله ) . He was named as an unindicted co-conspirator in the current indictment of 21 members of al-Qaeda and affiliated groups , for various roles in the 1998 United States embassy bombings in Africa . Earlier in 1998 , Taha was one of five people who signed , or are alleged to have signed , a threatening so-called '' fatwa '' against the United States and Israel and their civilians ; the other signatories included Osama bin Laden and Ayman al-Zawahiri ; see Fatāwā of Osama bin Laden . In 2000 , Taha appeared in a video with bin Laden and al-Zawahiri which threatened a violence over the imprisonment of Omar Abdel-Rahman
1998 United States embassy bombings
1998 United States embassy bombings
Ahmed Refai Taha