"By 1984 he was running a front organization called Maktab al-Khidamat (MAK), which funneled money, arms and fighters into the Afghan war. MAK was nurtured by Pakistan's state security services and the Pakistani Inter-Services Intelligence agency (ISI), the United States Central Intelligence Agency's primary mechanism for the covert conduct of war against the Soviet occupation. By 1988, Bin Laden had split from the MAK and established a new guerilla group, dubbed al-Qaida, which included many of the more militant MAK members he had met in Afghanistan.
Maktab al-Khidamat (MAK),is an interesting story
For further reading, search under "Senator Orrin Hatch".