Eleven Days War

The following major military operations have sometimes been unofficially referred as Eleven Days War or Eleven Day War:


 * Operation Faustschlag, a 1918 Central Powers offensive against Soviet Russia during World War I
 * Operation Linebacker II, a 1972 United States bombing campaign against North Vietnam during Vietnam War.
 * Operation Guardian of the Walls, part of the 2021 Israel–Palestine crisis.