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World War I
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Period: to
World War I
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Austria-Hungary
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Germany
Germany was Central Powers -
Belgium
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France
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Liberia
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United Kingdom
Untited Kingdom was Allies -
Serbia
Serbia was Central Powers -
Montenegro
Montenegro was Allies -
Japan
Japan was Allies -
Ottoman Empire
Ottman Empire was Central Powers -
Russia
Russia Was Allies -
Italy
Italy was Allies -
Bulgaria
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Romania
Romania was Allies -
Portugal
Portugal was Allies -
United States
The United States were Allies -
Greece
Greece was Allies -
China
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Brazil
