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Franz Ferdinand and his wife were assassinated in Sarajevo, the capital of the Austro-Hungarian province of Bosnia and Herzegovina. -
Germany declared war on France. The troops had to cross Belgium and attack the French Army by the north to avoid the French fortifications along the French-German border. Of course, Belgians refused to let them through. -
was a pivotal battle in World War I where the Allied forces successfully halted the German advance towards Paris. -
A disastrous military operation during World War I where Allied forces, primarily British, French, and Australian and New Zealand troops, attempted to capture the Gallipoli Peninsula in Ottoman Turkey to gain control of the Dardanelles Strait and ultimately reach Constantinople (now Istanbul), resulting in a major defeat for the Allies with heavy casualties and a forced withdrawal after several months of fighting. -
It was one of the longest, bloodiest, and most ferocious battles of the war; French casualties amounted to about 400,000, German ones to about 350,000. -
Along the Somme River in France, it is considered one of the bloodiest and most costly battles in human history, with over a million casualties on both sides. -
Grigori Yefimovich Rasputin, a confidant of Tsar Nicholas and his wife, was murdered by Prince Yussupov and his co-conspirators in the cellar of the prince's Moika Palace in St Petersburg, Russia. -
The Bolshevik government moved him and the Imperial family to Vekaterinburg in the Urals, where they were executed. -
Germany's repeated submarine attacks on passenger and merchant ships and its attempt to entice Mexico into an alliance against the United States. -
The leader of the revolutionary Bolshevik Party returns to Petrograd after a decade of exile to take the reins of the Russian Revolution. -
A peace treaty was signed in 1918 between the Bolshevik government of Russia and the Central Powers. -
This agreement, which brought a ceasefire to the fighting between the Allies and Germany, came into effect at 11 a.m. on that day. -
Formally ending World War One. The terms of the treaty required that Germany pay financial reparations, disarm, lose territory, and give up all of its overseas colonies