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Triple Alliance
-Germany and Austria-Hungary promised to assist Italy if it were attacked by France and vice-versa-If one were at war with two or more powers the other two would assist them -
The Triple Entente is Formed
-Formed by Russia by signing a treaty with Britain -Formed the three-fold alliance -
Austria-Hungary Takes Control of Bosnia
-Austria-Hungary announced the annexation of Bosnia-It was a cause of WWI -
Archduke Franz Ferdinand is Assassinated in Sarajevo
-Spark of WWI-Killed by the Black Hand society -
Austria-Hungary Declares War on Serbia
-Count Leopold von Berchtoldsent a telegram to Serbia- The Royal Serbian Government didn’t answer the telegram in a satisfactory manner -
Germany Invaded Belgium
-Belgian king appealed to Britain-Britain, later that day, committed herself to Belgium’s defeat -
A German U-Boat Sinks the Lusitania
-Hastened the U.S.’s entrance into the war-Sunk by a torpedo fire by a German submarine that hit on the right side of the ship -
A German U-Boat Sinks the Lusitania
-Hastened the U.S.’s entrance into the war-Sunk by a torpedo fire by a German submarine that hit on the right side of the ship -
The First Battle of the Somme Begins
-Took place at the river Somme in France-Had an indecisive result -
The First Battle of the Somme Begins
-Took place at the river Somme in France-Had an indecisive result -
The Zimmerman Note is Discovered
-It was a proposal from Germany to Mexico -It was intercepted and decoded by the British -
The United States Declares War on Germany
-At first U.S. stated an act of neutrality-Germany’s policy of unrestricted submarine warfare changed that
