As noted, Osama bin Ladin, a Saudi who funded the Mujahadeen and was implicated in the Riyadh and Dhahran bombings, (a close associate of Sheik Abdel Omar Rahman, implicated in the World Trade Center bombing), Ahmed Jibril (who bombed Pan Am 103), and senior representatives of Iranian and Pakistani intelligence, and Hamas, HizbAllah, and other groups attended the conference.[1157]