Well to start with we armed the mujahideen
Arabic mujahidun (“those engaged in jihad”). Now they are killing our young people.
It was then that OBL and his ilk figured out we were totally clueless as to their REAL intentions.
Actually we were funding the faction opposed to Bin Laden. His money came from his own fortune and Saudi Arabia. By the time the Russians were gone we were not yet clear about him but soon were awakened to his danger. But Clinton couldn’t figure out what to do.