sentences:  In 2003 the unit was redesignated as the 449th Air Expeditionary Group and was assigned to United States Air Forces Europe (USAFE) to activate or inactivate as needed.Since 2008, the unit has controlled USAF activities in the Horn of Africa.The group was constituted as 449th Bombardment Group (Heavy) on 6 April 1943 and activated on 1 May at Davis–Monthan Field, Arizona.