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American Neutrality
President Wilson announces American neutrality in the war. -
Assassination of Archduke
Assassination of Archduke Francis Ferdinard triggers World War 1. -
Lusitania
The sinking of the Lusitania angers Americans -
Piosin Gas
Piosin gas is first used against the Allies. -
Verdum and Somme River
Millions of British, French, and German soldiers die in failed offensives at Verdun and the Somme River. -
Sussex Pledge
With the Sussex Pledge, Germany promised the United States that U-boats will warn ships before attacking. -
End of Sussex Pledge
Germany ends Sussex Pledge and resumes undeclared submarine warware. Wilson declares war and sends the fisrt units of the AEF to France under General Pershing. -
Russian overthrow
Revolts in Russia overthrow the czar and bring the Bolsheviks to power. -
Fight Begin
American troops fight at Belleao Wood, Chateau-Thierry, and the Argonne Forest -
Truce
Central Powers agree to a truce with the Allies -
Rejection
United States Senate rejects the Treaty of Versailles and membership in the League of Nations as American Soldiers return from Europe. -
Treaty
Germany signs the Treaty of Versailles.