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The Triple Alliance
WWIIn Germany and Austria-Hungary agreed to form a Dual Alliance. It was made bigger when Itay joined and became known as the Triple Alliance. Every member promised mutual support in the event of an attack by any other great powers. -
Triple Entente
The Triple EntenteThe Triple Entente: the alliance among Britain, France & Russia after the signing of the Anglo-Russian Entente in 1907. At the beginning of WWI all three members of the Triple Entente entered it as Allies against Germany and Austria-Hungary. -
Austria-Hungary Takes Control of Bosnia
Bosnian Crisis A-H announced the annexation of Bosnia on October 6th, 1908. Dual provinces in the Balkan region of Europe formerly under the control of the Ottoman Empire. -
Assassination of Archduke Franz Ferdinand
AssassinationArchduke Franz Ferdinand of Austria and wif Sophie were shot dead on June 28th 1914. Ferdinand was the heir presumptive to the Austro-Hungarian throne. They were shot in Sarajevo. Gavrilo Princip,one of a group of six Bosnian Serb assassins shot them. -
A-H Declares War on Serbia
War On Serbia One month to the day after Archduke Franz Ferdinand of Austria and his wife were killed by a Serbian nationalist in Sarajevo, Austria-Hungary declares war on Serbia, effectively beginning the First World War. -
Germany Invades Belguim
The Schlieffen Plan was was used for a action of holding Russia. The German invasion plan for France called for an attack through Belgium, instead of through the heavily defended Franco-German border. Belgium was neutral and its neutrality was protected by treaty with Great Britain. -
U-Boat sinks Lusitania
RMS Lusitania The British ocean liner RMS Lusitania ferried, people and goods across the Atlantic Ocean. It ferried the goods between the U.S. and Great Britain. On May 1, 1915, the Lusitania left port in New York for Liverpool. On board were 1,959 people (159 of whom were Americans) The U-boat launched a torpedo. within 18 minutes the Lusitania sunk. -
The 1st Battle of the Somme
1916 Battle of the Somme Battle of the SommeThis Battle symbolised the horrors of warfare in WWI. The battle had a marked effect on overall casualty figures, The Battle of the Somme was planned as a joint French and British operation. -
The Zimmerman Note is Discovered
German Foreign Minister Zimmermann sent the German Minister in Mexico a message with a proposal to be presented to the Mexican government. Zimmermann proposed a German-Mexican alliance with the payoff being Mexico's recovery of the territory lost in the Mexican American War. -
America Declares War on Germany
President Wilson appeared before a joint session of Congress and asked for a declaration of war against Germany in order to make the world safe for democracy. America thus joined the carnage that had been ravaging Europe since 1914.
