Image: U.S. bombs Wilhelmshaven, Germany (Jan. 27, 1943)

(Wednesday, January 27, 1943; during World War II) — 91 bombers from the U.S. Eighth Air Force, a combination of B-17 Flying Fortresses and B-24 Liberators, mounted the first American airstrike inside Germany today.

55 of the B-17s made a daylight raid on the submarine bases at Wilhelmshaven. All of the aircraft were able to return to base.