The 397th Bombardment Wing is an inactive United States Air Force unit, last assigned to the 45th Air Division of Strategic Air Command at Dow Air Force Base, Maine, where it was inactivated on 25 April 1968.It was originally organized as the 397th Bombardment Group, 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 Martin B-26 Marauders.