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In 1908, Austria took over, Bosnia and Herzegovina, two Balkan areas with large Slavic populations. Serbia was outraged
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Franz Ferdinand and his wife were assassinated by Gavrilo Princip, a 19-year-old Serbian and member of the Black Hand Austria-Hungary declared war on Serbia
Russia supported Serbia (had an alliance)
Germany supported Austria-Hungary (had an alliance)
Germany declared war on Russia -
In 1915, a German U-boat, or submarine, sank the Lusitania, a British Passenger Ship killing 120 Americans
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US entered war on side of Allied Powers on April 2, 1917
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On January 18, 1919, the Paris Peace Conference began
Britain and France did not agree with Wilson's vision, instead wanting to strip Germany of its war-making power -
In 1922, Russia reunited with several neighboring lands and became part of the Union of Soviet Socialist Republics (Soviet Union)
