"Unocal had been negotiating with the Taliban since 1995 to build pipelines through Afghanistan...Unocal pulled out of the deal after the 1998 terrorist attacks on U.S. embassies in Kenya and Tanzania were linked to terrorists based in Afghanistan...
Ahmed Rashid’s authoritative book “Taliban, Militant Islam, Oil and Fundamentalism in Central Asia” carefully documents how the U.S. and Pakistan helped install the Taliban in hopes of bringing stability to the war- ravaged region and making it safer for the pipeline project." Chicago Tribune; Mar 18, 2002;
http://www.wanttoknow.info/020318chicagotribune.htmlAs for the statement that "Bush administration did not approve the flight of the Saudis out of the country" is abundently refuted by Paul Thompson see his 911 Timeline - Sept 13th entry.