The U.S. Air Force, including the Air Force Reserve and the Air National Guard, flew the F-16 in combat during Operation Desert Storm in 1991 and in the Balkans later in the 1990s. F-16s also patrolled the no-fly zones in Iraq during Operations Northern Watch and Southern Watch and served during the wars in Afghanistan (Operation Enduring Freedom) and Iraq (Operation Iraqi Freedom) from 2001 and 2003 respectively. In 2011, Air Force F-16s took part in the intervention in Libya.