Participating Nations In the First
World War, four Central Powers nations fought twenty-four
Allied nations. The map below shows a colony or
dependency in the same color as the country governing it.
The name of each participating nation, along with the
date on which each entered the war, is given in the table
below the map.
Central
Powers |
NATION Austria-Hungary
Bulgaria
Germany
Ottoman Empire
|
DATE OF WAR DECLARATION July
28, 1914
October 14, 1915
August 1, 1914
October 29, 1914
|
Allies |
Belgium
Brazil
British Empire
China
Costa Rica
Cuba
France
Greece
Guatemala
Haiti
Honduras
Italy
Japan
Liberia
Montenegro
Nicaragua
Panama
Portugal
Romania
Russia
San Marino
Serbia
Siam
United States |
August 4, 1914
October 26, 1917
August 4, 1914
August 14, 1917
May 23, 1918
April 7, 1917
August 3, 1914
June 27, 1917
April 23, 1918
July 12, 1918
July 19, 1918
May 23, 1915
August 23, 1914
August 4, 1917
August 5, 1914
May 8, 1918
April 7, 1917
March 9, 1916
August 27, 1916
August 1, 1914
June 3, 1915
July 28, 1914
July 22, 1917
April 6, 1917 |
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