World War I

Archduke Franz Ferdinand is assassinated

Jun 28, 1914

Archduke Franz Ferdinand is assassinated in Sarajevo (The Bosnian capital) as he rides in the city's streets, by Garvillo Princip.

Austria/Hungary declared war on Serbia

Jul 18, 1914

Germany sides with Austria/Hungary becoming the Centeral Powers as Britain, France, and Russia form the Allied powers.

World War I

Period: Jul 28, 1914 to Nov 11, 1918

First Battle of the Marne

Period: Sep 5, 1914 to Sep 12, 1914

German troops entered Belgium and a battle pursued.

Germany declares a warzone

Feb 4, 1915

Germany states they will sink any ships coming in or around Britain.

Battle of Verdun

Period: Feb 21, 1916 to Dec 18, 1916

A battle between the German and French armies, Germany attacking france there were very high casualties

National Defense act is passed

Jun 17, 1916

The national defense act increased the number of soilders in the regular army to about 175,000 people

Battle of Somme

Period: Jul 1, 1916 to Nov 18, 1916

British forces suffered 60,000 casualties a day for four months leaving over a million dead/wounded. Trench warfare was also a big factor in this battle

Germany resumed full-scale U-boat warfare

Feb 1, 1917

Congress declares war

Apr 4, 1917

America's congress joins the war

Congress passed the Selective Service

May 18, 1917

The selective service is a draft of me aged 18 to 45 to fight in WWI later utilised again in WWII

Congress passes the Espionage Act

Jun 15, 1917

The Espionage Act outlawed acts of treason

Germany launches 1 million soilders against the Allies

Mar 21, 1918

Battle of Argonne Forest

Period: Sep 26, 1918 to Nov 11, 1918

Successful allied attack to remove the German armies, resulted in over 120,000 american casualties

End of WWI

Nov 11, 1918

WWI was ended with the Battle of the Argonne Forest