| http://www.w3.org/ns/prov#value | - Nearly 3,000 people died in the attacks, including all 227 civilians and 19 hijackers aboard the four planes.Suspicion quickly fell on al-Qaeda, and in 2004, the group's leader, Osama bin Laden, who had initially denied involvement, claimed responsibility for the attacks.[1] Al-Qaeda and bin Laden cited U.S. support of Israel, the presence of U.S. troops in Saudi Arabia, and sanctions against Iraq
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