history · 27 April 1943 · 81 years ago
Admiral Dönitz issued a new order to his submarine commanders, instructing that they were to cross the Bay of Biscay submerged during the night and to resurface during the day only long enough to recharge their batteries. This proved something of a mistake for the Germans as it permitted some 12 RAF Squadrons to contribute to daylight anti-submarine operations.
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