World War II - Wikipedia World War II, [b] or the Second World War (1 September 1939 – 2 September 1945), was a global conflict between two coalitions: the Allies and the Axis powers Nearly all of the world's countries participated Tanks and aircraft played major roles, the latter enabling the strategic bombing of cities and delivery of the only nuclear weapons used in war World War II was the deadliest conflict
World War II - Encyclopedia Britannica World War II was a conflict that involved virtually every part of the world during 1939–45 The main combatants were the Axis powers (Germany, Italy, and Japan) and the Allies (France, Great Britain, the United States, the Soviet Union, and China) It was the bloodiest conflict, as well as the largest war, in human history
Timeline of World War II - World War II Foundation Fascist Germany and Italy defeated in pursuit of global dominance Japan’s quest to build an Asian empire was ended Decline of European colonial empires was accelerated Decades long Cold War a result of the positioning of Allied powers at the end of the war In 1945, economic competitors to the United States in Europe and Asia were destroyed or heavily damaged The U S economy
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