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Most widespread war in history.
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Great Britain and France declare war on Germany.
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Soviet Union invades Poland.
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Germany attacks Western Europe. Lasted until June 22, 1940.
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Italy eventually enter the War and invades France.
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Soviet union had Romania forced to surrender the eastern province of Bessarabia. As well as the northern half of Bukovina.
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Battle of Britain ends in defeat for Nazi Germany. Lasted until October 31, 1940.
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The following signed the Tripartite Pact: Germany, Italy, and Japan.
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Greece is invaded from Albania by Italy.
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In November Hungary (20th), Romania (22nd), and Slovakia (23rd) join the Axis.
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Bulgaria joined the Axis.
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Nazi Germany, along with its Axis partners, except Bulgaria, invade the Soviet Union. This lasted until November 1941.
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Japan bombs Pearl Harbor.
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War was declared on the United States by Nazi Germany and its Axis partners. It lasted 2 days.
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US troops stop the Japanese that island hope toward Australia. This lasted 2 months.
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British troops defeat the Germans and Italians. (2 days)
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Axis forces in Tunisia surrender to the Allies.
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British and US troops land on Sicily.
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Soviet troops liberate Kiev.
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Allied forces land in Southern France.
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Finland conclude an armistice with Soviet Union.
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US troops land in the Philippines.
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Hitler committed suicide.
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The US drops atomic bomb on Hiroshima.
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Directly involved more than 100 million people.
