In Occupied Norway… The German battleship Tirpitz is attacked at anchor in Tromsofiord by 21 British Lancaster bombers carrying 12,000-pound bombs. The planes are from No. 9 and No. 617 Squadrons. There are several direct hits and near misses which, combined, cause the ship to capsize. A total of 902 German sailors are killed in the attack. Offshore, British Royal Navy cruisers and destroyers attack a German coastal convoy.

Over Italy… Allied bombers attack the Brenner Pass railway.