Background
British codebreakers intercepted Italian plans to attack troop convoys bound for Greece. The Royal Navy ambushed the Italian fleet.
Naval Forces
Allies: 1 carrier, 3 battleships, 4 cruisers. Italy: 1 battleship, 6 heavy cruisers.
Historical Significance
Permanently crippled the Regia Marina's surface fleet capability, securing British dominance in the Eastern Mediterranean.