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Communist revolution in russia and its empire creates several new countries that are known as the union of soviet socialists republics (USSR) and under the leadership of Vladimir Lenin.
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Australia's first radio broadcast takes place in Sydney
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Vladimir Lenin dies-Jose stalin has power of the USSR
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The jazz singer begins the era of 'talking pictures' and the end of silent movies.
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Wall St stock market crash beginning of the great depression
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Hitler becomes chancellor of germany
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World War two begins when germany invades poland