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Assassinated Archduke Franz Ferinand war was declared.
Archduke of Austira-este and royal prince, Franz Ferinand -
first battle of Ypres
On October 19, 1914, near the Belgian city of Ypres, Allied and German forces begin the first of what would be three battles to control the city and its advantageous positions on the north coast of Belgium during the First World War. -
Allied withdrawl from Gallipoli
On January 8, 1916, Allied forces stage a full retreat from the shores of the Gallipoli Peninsula in Turkey, ending a disastrous invasion of the Ottoman Empire. The Gallipoli Campaign resulted in 250,000 Allied casualties and greatly discredited Allied military command. Roughly an equal number of Turks were killed or wounded. -
second battle of Ypres
Battle lasted 3 days. -
Italy declares war on Germany
On this day in 1915, Italy declares war on Austria-Hungary, entering World War I on the side of the Allies—Britain, France and Russia. -
United states declares war on Germany
On April 6, 1917, the United States Congress declared war upon the German Empire; on April 2, President Woodrow Wilson had asked a special joint session of Congress for this declaration. -
Third battle of Ypres
On July 31, 1917, the Allies launch a renewed assault on German lines in the Flanders region of Belgium, in the much-contested region near Ypres, during World War I. The attack begins more than three months of brutal fighting, known as the Third Battle of Ypres. -
US President Wilson annonces Fourteen Points
The immediate cause of the United States’ entry into World War I in April 1917 was the German announcement of unrestricted submarine warfare and the subsequent sinking of ships with U.S. citizens on board. But President Woodrow Wilson’s war aims went beyond the defense of U.S. maritime interests. In his War Message to Congress, President Wilson declared that the U.S. objective was “to vindicate the principles of peace and justice in the life of the world.” -
Final allied offensive on the Western Front
During The First World War of 1914-1918 the Allied Forces of Belgium, France, Great Britain, the Dominion Forces of the British Empire (Australia, Canada, India, New Zealand, Newfoundland and South Africa), Portugal and the United States (from April 1918) made a stand against the Imperial German Army's advance and occupation of Belgium from 4th August 1914 and north-eastern France from 6th August 1914. -
Bulgaria, Austria, & Germany sign armistice.
Germany may have agreed an armistice on November 11, but Bulgaria called it quits on 30 September of the same year, 1918. Turkey and Austria-Hungary - the latter having essentially sparked the war in the first place - concluded an armistice within days of each other, on 30 October and 3 November 1918; both were exhausted and could no longer continue to prosecute the war.