World War II by country They also had their own separate concentration camps, such as the Jasenovac death camp. See Northern Rhodesia, which it was called at the time. See Southern Rhodesia, which it was called at the time. World War II by country Nearly every country and territory in the world participated in World War II, with the exception of only a few nations which remained neutral. The Second World War pitted two alliances against each other, the Axis powers and the Allied powers. The leading Axis powers were Nazi Germany, the Kingdom of Italy and the Empire of Japan; while the United Kingdom,
Douglas MacArthur in World War II MacArthur created two new commands, AFMIDPAC under Lieutenant General Robert C. Richardson, Jr., and AFWESPAC under Lieutenant General Wilhelm D. Styer, which absorbed USASOS and USAFFE. This reorganization, which took some months to actually accomplish, was part of preparations for Operation Downfall, the invasion of Japan. The first phase, the invasion of Kyushu, known as Operation Olympic, was scheduled to commence on November 1, 1945. The invasion was pre-empted by the surrender of Japan in August 1945. On September 2, MacArthur accepted the formal Japanese surrender aboard , thus ending hostilities in World War II. In recognition of his role