The '''Authorization for Use of Military Force''', passed on September 18, 2001, gave the President new powers to fight terrorist activity related to the [[September 11, 2001 attacks|September 11, 2001 terrorist attacks]].
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The '''Authorization for Use of Military Force''', passed on September 18, 2001, gave the President new powers to fight terrorist activity related to the [[September 11, 2001 attacks|September 11, 2001 terrorist attacks]]. President [[George W. Bush]] used it to authorize the [[Iraq war]]. Two years after [[President Barack Obama]] withdrew troops from US occupied [[Iraq]], Obama used it to expand [[war]] into [[Syria]].