Operation Doppelschlag (Operation Double Blow/Unternehmen Doppelschlag) was a German plan during the Second World War for a sortie in 1942 into the Arctic Ocean by the Kriegsmarine. The operation followed Unternehmen Rösselsprung, against Convoy PQ 17 in July 1942 to attack Convoy PQ 18 the next Arctic convoy by the Western Allies.
Operation Doppelschlag (Operation Double Blow/Unternehmen Doppelschlag) was a German plan during the Second World War for a sortie in 1942 into the Arctic Ocean by the Kriegsmarine. The operation followed Unternehmen Rösselsprung, against Convoy PQ 17 in July 1942 to attack Convoy PQ 18 the next Arctic convoy by the Western Allies.
Source: Wikipedia "Operation Doppelschlag" · CC BY-SA 4.0
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