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Assassination of Archduke
Serbian hit man shoots and kills Archduke, king of AH, in public. Austria-Hungary blames and declares war on Serbia. -
Alliance System
Russia agreed to protect Serbia. Germans aid A-H. Germany declared war on Russia. Germany invades Belgium, and the British declare war on Germany. -
US Neutrality
President Wilson called Americans to be “...neutral in fact as well as in name, impartial in thought as in action.” -
Period: to
The Battle of Tannenberg
Fought between Russia and Germany: Germany proved superiority. Deaths
Russian: 122,000
German: 13,000 -
World War I
Allied Powers: France, Britain, Russia
Central Powers: Germany and A-H
Ottoman join Central Powers
Japan joins the Allied Powers -
Period: to
The Battle of Marne
British and Germany offensive head on for Paris: protected by British. Neither side could gain a winning offensive. Deaths
British: 1,700
French: 80,000
German: 256,000 -
Sussex Pledge
Germany kills 1,000 Americans as a warning to American trade. -
Period: to
The Battle of Verdun
German offensive attempting to break deadlock. French advance back to original position. Longest of the battles. Deaths
French: 162,000
German: 134,000 -
Period: to
The Battle of Somme
British and French versus the German offensive. The worst battle for the British Offensive in history. Inconclusive. Deaths
British: 420,000
French: 200,000
German: 537,919 -
1916 Election
Submarine Warfare led to US strengthen. -
The Zimmerman Telegram
Secret telegram from Germany to Mexico to take on the US, until Britain cracked the code. -
American mobilization
America declares war on Germany.
