Command and Control 10th Mountain Division From October 2001 to June 2002 , Combined Joint Task Force Mountain 's primary mission was in response to the September 11 attacks . The significance of the mission was the overthrow the Taliban 's government of Afghanistan and reestablish a representative Afghanistan National government . Included in this mission were the significant Joint Special Forces operations working in cooperation with the Northern Alliance in Afghanistan . Operations began in October 2001 when 1st Battalion , 87th Infantry Regiment deployed to Uzbekistan and established operations and securing Karshi-Khanabad Air Base and serving as the Quick reaction force ( QRF ) in support of Special forces
September 11 attacks
September 11 attacks
Combined Joint Task Force 180