Military history of the United Kingdom during World War II King George VI in early 1942. In late 1942 Operation Torch, the first large Allied combined operation, was launched. The British and Americans landed in force invading French North Africa, but far enough west that the Germans were able to invade Tunisia (owned by France) and make it their base of operations. Torch was followed by Operation Husky the invasion of Sicily, and Operation Avalanche, the invasion of southern Italy. Again the naval forces escorted the invasion fleet and heavy cover was provided against Italian interference. In the aftermath of Avalanche, the Italian surrender was announced and the British naval
Operation Sledgehammer Operation Sledgehammer Operation Sledgehammer was a World War II Allied plan for a cross-Channel invasion of Europe, as the first step in helping to reduce pressure on the Soviet Red Army by establishing a Second Front, developed as a contingency alternative to Operation Roundup, the original Allied plan for the invasion of Europe in 1943. Allied forces were to seize the French Atlantic ports of either Brest or Cherbourg and areas of the Cotentin Peninsula during the early autumn of 1942, and amass troops for a breakout in the spring of 1943. The operation was eagerly pressed for by both