World War I: Piecing It Together
Berlin Conference Classic example of imperialism
Formation of the Triple Entente (in response to the Triple Alliance) *Note The Triple Alliance was formed in 1882 and the Triple Entente formed in 1893.
Assassination of Archduke Ferdinand June 28, 1914
Austria-Hungary declares war on Serbia
Germany invades neutral Belgium Disregards earlier commitment to not do so Schlieffen Plan – implemented on August 3 rd, 1914.
Britain enters the war! Outraged, Britain declares war on Germany on August 4 th.
The Sinking of the Lusitania May 7, 1915
The sinking of The Arabic August 9, 1915
Sinking of the Sussex March 1916
Sussex Pledge Germany pledges to NOT sink ocean liners without warning and without providing for the safety of the passengers. March 1916
Sussex Pledge repealed February 1, 1917 Germany decided to renew unrestricted submarine warfare.
Zimmerman Note discovered! February 24, 1917, British naval intelligence revealed a German message they had intercepted and decoded. To the German Minister in Mexico… Instructions about what to do in case war broke out between Germany and the U.S. In this event, Mexico was to be offered an alliance with Germany.
Zimmerman Note (con’t.) With German support, Mexico was to attack the U.S. and “reconquer the lost territory of Texas, Arizona, and New Mexico.”
American Enters WW I
German government seeks an armistice.
Treaty of Versailles