Pedzisa mutsara unotevera: Operation Sledgehammer yakanga iri hurongwa hweAllied hwekupinda muEurope panguva yeHondo Yenyika II, senhanho yekutanga yekubatsira kuderedza kumanikidzwa kweSoviet Red Army kuburikidza nekugadzira
Rutivi Rwechipiri. Yakanga ichizoitwa muna 1942 uye yakashanda seimwe nzira yekugadzirira yeOperation Roundup, chirongwa chepakutanga cheAllied chekupinda muEurope muna 1943. Mauto eAllied aifanira kutora zviteshi zveFrance zveAtlantic zveBrest kana Cherbourg nenzvimbo dzeCotentin Peninsula mukutanga kwematsutso a1942, uye kuunganidza mauto kuti aputse muchirimo cha1943.