Mezue ahịrịokwu na-esonụ: Na January 1943 na Casablanca Conference, US na Britain kwetara imeri ndị agha Axis na North Africa wee malite mwakpo nke Sicily mgbe agha North Africa gasịrị, na mwakpo nke France na-esote na 1944. N'ọgbakọ ahụ, Roosevelt kwupụtakwara na ya ga-anabata nanị nkwụsị nke Germany, Japan, na Ịtali. A na-atụle arịrịọ ahụ maka inyefe onwe ya n'enweghị ihe mgbochi iji mesighachi ndị Soviet obi ike, bụ́ ndị ka na-ekwusi ike na ha ga-awakpo France nke ndị Germany na-achị, na United States agaghị achọ udo a na-ekwurịta na Germany. Na February 1943, Soviet Union gbanwere ọnọdụ n'ọgbọ agha ebe ọwụwa anyanwụ site n'inwe mmeri dị ịrịba ama n'Agha Stalingrad. Ndị Allied malitere
mbuso agha nke Sicily na July 1943, na-ejide agwaetiti ahụ site na njedebe nke ọnwa na-esote. N'oge agha ahụ a lụrụ na Sicily, Eze Victor Emmanuel nke Atọ nke Ịtali jidere Mussolini ma jiri Pietro Badoglio dochie ya, bụ́ onye ya na ndị Allied gbara izu na nzuzo ka ha chịlie aka elu. N'agbanyeghị na o kwusiri ike na mbụ na a ga-enyefe ya onwe ya n'enweghị ihe mgbochi, Roosevelt nakweere nkwekọrịta nkwekọrịta agha nke mere ka Badoglio nọgide n'ọchịchị. Germany weghachiri Mussolini n'ọchịchị ngwa ngwa ma guzobe mba na-achị achị n'ebe ugwu Ịtali. Ndị Allied wakporo ala Italy n'ọnwa Septemba afọ 1943, ma agha Ịtali na-aga nwayọọ nwayọọ ruo n'afọ 1945. Roosevelt kwenyere na mkpọsa ahụ naanị na ọnọdụ ndị Britain na-etinye aka na mwakpo nke France n'etiti 1944, na Allied Powers malitere iwulite ike maka ọrụ ahụ, na-ewepụ ndị agha site na Mgbasa Ozi Ịtali.