The 397th Bombardment Wing is an inactive United States Air Force unit, last assigned to the Strategic Air Command 45th Air Division. It was last stationed at Dow Air Force Base, Maine, and was inactivated on 25 April 1968. It's bestowed predecessor unit, the 397th Bombardment Group was a World War II United States Army Air Forces combat organization. It deployed to Western Europe with Ninth Air Force as a medium bombardment unit equipped with B-26 Marauders. It returned to the United States during December 1945, being inactivated on 6 January 1946.