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In 1882 a Triple Alliance was formed between Italy, Germany, and Austria-Hungary.
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Between these years European Armies doubled in size
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In 1907 France, Britain, and Russia formed what is calles the Tripple Entente.
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War begins in the summer of 1914.
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Arch-Duke Francis Ferdinand visited the bosnean city with his wifeArch-Duke Ferdinand
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Auatria-Hungary declares war on Serbia.
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The Italians betrayed their German Australian Allies by attacking Austria in May, 1915
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Bulgaria joined Germany and Austria Hungary in September 1915
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By the end of 1915 airplanes had appeared on the battle front foe the first time in history.
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On the western Front the trenches dug in 1914 had by 1916 become elaborate systems of defense
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In April 1917 Lenin was shipped to Russia to cause havoc.
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most British women gained their right to vote in 1918
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On March 3, 1918, Lenin signed the treaty of Breastlitovsk with Germany.