News

World War I Participants

World War I Participants


We are searching data for your request:

Forums and discussions:
Manuals and reference books:
Data from registers:
Wait the end of the search in all databases.
Upon completion, a link will appear to access the found materials.

In all, 32 nations were listed as combatants in World War I - some in name only, however. Germany's military and technological might enabled the Central Powers* to fight on nearly even terms for four years.* NOTE: The Central Powers are indicated by the shaded areas in the table below.

CountryDateEvent
Austria-HungaryJuly 28, 1914Declared war on Serbia
August 5, 1914Declared war on Russia
August 28, 1914Declared war on Belgium
March 15, 1916Declared war on Portugal
BelgiumAugust 3-4, 1914Invaded by Germany
BoliviaApril 13, 1917Broke relations with Germany
BrazilApril 11, 1917Broke relations with Germany
October 26, 1917Declared war on Germany
BulgariaOctober 14, 1915Declared war on Serbia
September 1, 1916Declared war on Romania
ChinaMarch 14, 1917Broke relations with German
August 14, 1917Declared war on Germany
August 14, 1917Declared war on Austria-Hungary
Costa RicaSeptember 21, 1917Broke relations with Germany
May 23, 1918Declared war on Germany
CubaApril 7, 1917Declared war on Germany
EcuadorDecember 8, 1917Broke relations with Germany
FranceAugust 12, 1914Declared war on Austria-Hungary
August 23, 1914Invaded by Germany
November 5, 1914Declared war on Turkey
October 16, 1915Declared war on Bulgaria
GermanyAugust 1, 1914Declared war on Russia
August 3, 1914Declared war on France
August 4, 1914Declared war on Belgium
March 9, 1916Declared war on Portugal
Great BritainAugust 4, 1914Declared war on Germany
August 12, 1914Declared war on Austria-Hungary
November 5, 1914Declared war on Turkey
October 15, 1915Declared war on Bulgaria
GreeceJune 27, 1917Declared war on Austria-Hungary, Bulgaria, Germany and Turkey
GuatemalaApril 23, 1918Declared war on Germany
HaitiJuly 12, 1918Declared war on Germany
HondurasJuly 19, 1918Declared war on Germany
ItalyMay 23, 1915Declared war on Austria-Hungary
August 21, 1915Declared war on Turkey
October 19, 1915Declared war on Bulgaria
August 28, 1916Declared war on Germany
JapanAugust 23, 1914Declared war on Germany
August 25, 1914Declared war on Austria-Hungary
LiberiaAugust 4, 1914Declared war on Germany
MontenegroAugust 5, 1914Declared war on Austria-Hungary
August 8, 1914Declared war on Germany
October 15, 1915Declared war on Bulgaria
NicaraguaMay 8, 1918Declared war on Germany and Austria-Hungary
PanamaApril 7, 1917Declared war on Germany
December 10, 1917Declared war on Austria-Hungary
PeruOctober 6, 1917Broke relations with Germany
PortugalMarch 9, 1916Object of German war declaration
March 15, 1916Object of Austro-Hungarian war declaration
RomaniaAugust 27, 1916Declared war on Austria-Hungary
May 7, 1918Surrendered to Central Powers (Treaty of Bucharest)
November 10, 1918Resumed hostilities against Central Powers
RussiaNovember 2, 1914Declared war on Turkey
October 19, 1915Declared war on Bulgaria
San MarinoJune 3, 1915Declared war on Austria-Hungary
SerbiaAugust 6, 1914Declared war on Germany
November 2, 1914Declared war on Turkey
SiamJuly 22, 1917Declared war on Germany and Austria-Hungary
TurkeyAugust 30, 1916Declared war on Romania
April 23, 1917Broke relations with the US
United StatesApril 6, 1917Declared war on Germany
December 7, 1917Declared war on Austria-Hungary
UruguayOctober 7, 1917Broke relations with Germany

See also World War I Timeline.



Comments:

  1. Ailein

    I congratulate, the idea excellent and timely

  2. Meldrick

    I advise you to visit the well-known site, on which there is a lot of information on this question.

  3. Marid

    As is curious. :)

  4. Norman

    The authoritative answer, curiously...

  5. Goltira

    Certainly. I agree with told all above. We can communicate on this theme. Here or in PM.



Write a message