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Archduke
The war started after the assassination of Archduke Franz Ferdinand of Austria and her wife. -
The War Begins
On July 28, Austria-Hungary declared war on Serbia, and the tenuous peace between Europe’s great powers quickly collapsed. Within a week, Russia, Belgium, France, Great Britain and Serbia had lined up against Austria-Hungary and Germany, and World War I had begun. -
Battle of Tannenberg
The Battle of Tannenberg was fought between Russia and Germany between 26 and 30 August 1914. The battle resulted in the almost complete destruction of the Russian Second Army and the suicide of its commanding general, Alexander Samsonov. -
Battle of the Marne
From September 6 to September 9, 1914. French and British forces confronted the invading German Army, that had penetrated France. -
Russian Revolution
Economic instability and the scarcity of food and other essentials, led to mounting discontent directed towards the imperial regime of Czar Nicholas II. Russian Revolution of 1917, spearheaded by Vladimir Lenin and the Bolsheviks, which ended czarist rule and brought a halt to Russian participation in World War I. -
U.S. Enters the War
In February 1917, Congress passed a $250 million arms appropriations bill intended to make the United States ready for war. On April 2 Woodrow Wilson appeared before Congress and called for a declaration of war against Germany. -
Toward Armistice
Turks signed a treaty with the Allies in late October 1918. Austria-Hungary reached an armistice on November 4. Germany was finally forced to seek an armistice on November 11, 1918, ending World War I. -
Treaty of Versailles
Signed on June 28, 1919, as a safeguard itself against future conflicts of such devastating scale.
