U boats attack a British convoy in the Atlantic, inflicting heavy losses despite the powerful escort. Schepke's U-100 alone sink seven ships ! It is still lucky time for the U-boats.
Place: North Atlantic
Allied
Axis
Forces
Knapp (Escort group. 2 destroyers only arrive on the 22nd): 3 destroyers, 3 corvettes, 1 sloop.
Webmaster's question(s) and remark(s): Are Calenduala and Calendula (Flower class) the same boat. If yes, what are the building dates for Calendula (1941 is impossible) ?