Albania. Greeks have repelled Italian combined armour and infantry attacks for 6 days. Chief of the Italian Supreme Command, General Ugo Cavallero, advises Mussolini to halt the Primavera Offensive. 5 Fairey Swordfish torpedo bombers of RAF 815 Squadron flying from Paramythia, Greece, attack the Albanian port of Vlorë sink Italian hospital ship Po and steamer Santa Maria. 1 Swordfish is shot down (3 aircrew picked up by Italian MAS boat and taken POW).
250 miles South of Iceland, Italian submarine Emo sinks British SS Western Chief (22 crew lost).
Overnight, 203 Luftwaffe bombers return to Glasgow and Clydebank, Scotland, guided by fires from yesterday’s raid. They bomb shipyards and the Rolls Royce aircraft engine factory.