(later called the Central Powers) is formed. The Triple Alliance were Germany, Austria-Hungary, Ottoman Empire.
(later called the Allied Powers) The Triple Entente were France, Britain, Russia.
Germany believed it had weapons on board.
U.S. believes that its rights as a neutral nation had been violated.
Russia withdrew from the war because of the Bolshevik Revolution.
Czar Nicholas 2nd of Russia and family are killed by the Bolsheviks.
Armistice means an agreement made by opposing sides in a war to stop fighting for a certain time; a truce.
The Big 4 are U.S., Britain, France, Italy.
Wilson's "Big Idea" was the fourteen points.
League of Nations is an international organization to promote world peace and cooperation that was created by the Treaty of Versailles.