Bismarck completes efforts to unify Prussia and the German kingdoms into a single nation
Germany and Russia begin their adversary relationship.
Great Britain's Queen Victoria, whose bloodline runs through most of the ruling houses of Europe, dies.
British launch first "dreadnought" class battleship.
Germany declares war on Russia.
Germany declares war on France.
Archduke Franz Ferdinand and his wife are assassinated in Sarajevo.
Britain declares war on Germany
Austria-Hungary declares war on Russia.
The Battle of the Frontiers" -- 27,000 French soldiers die on this single day
War becomes "Total War" with German Zeppelin air raid on England
Germany declares a submarine blockade of Great Britain. Any ship approaching England is considered a legitimate target.
Allies battle for Turkish peninsula of Gallipoli.
U-boat sinks the Lusitania. 1,198 civilians, including 128 Americans die.
Germany responds to U.S. anger by ceasing to sink ships without warning.
British conscription law* goes into effect
*(The act specified that single men aged 18 to 41 years old were liable to be called up for military service unless they were widowed with children or ministers of a religion).
US President Wilson publicly warns Germany not to continue unrestricted submarine warfare policies
Rasputin, the self-avowed holy man and confidant to the Tsarina, is murdered by relatives of the Tsar.
Germany again declares unrestricted submarine warfare.
President Wilson asks Congress for a declaration of war with Imperial Germany.
Bolshevik socialists, led by Lenin, overthrow Kerensky's government.
Baron von Richthofen*, "the Red Baron" is killed in a fight.
*A german fighter pilot with the Imperial German Army Air Service during World War I.
The first wave of the American Expeditionary Force lands in France.
The Tsar got murdered by the Bolsheviks.
Battle of Passchendaele, results in minor gains, but still no breakthrough in the Western front at the cost of 700,000 casualties for both sides.
Turks signed a agreement to stop the fight.
Kaiser Wilhelm II abdicates.
Germany Republic is founded.
The war ends, Germany and Allies sign an armistice.