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Assasination of Archduke Franz Ferdinand
This terrorist act caused the largest war in Europe/World. -
Austria rejected Serbia's offer
Austria rejecting the offer caused war between the two countries. -
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Central Powers and Allies were made.
Countries in Central Powers were Germany and Austria-Hungary. Bulgaria and the Ottoman Empire later joined. The countries in the Allied Powers were Great Britain, France, and Russia. Later Japan and Italy joined. -
Russians defeated the Austrians twice.
The defeat of the Austrians caused them to go deeper into Austria. Later Germans helped turn it around causing the Russians to go east. -
Battle of the Allies and Germans
The Allies attacked Germans northeast of Paris, in the valley of the Marne River. -
Gallipoli Battle
British, Australian, New Zeleand, and French tropps assaulted the Gallipoli Peninsula. Turkish troops defended the area. Both sides dug trenches and fought for the rest of the year. -
German and French Battle
Each side lost more than 300,000 men. Germans attacked the French near Verdun. -
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Battle in the Valley of Somme River
British forces attacked Germans northwest of Verdun.On the first day 20,000 British soldiars were killed. By the end of the war almost half a million on both sides were killed. -
Unrestricted Submarine Warfare.
German submarines would sink submarines without warning any ship in the waters around Britain. -
United States join Allies
President Wilson asked Congress to declare war. -
Vladimir siezed power.
Communist leader Vladimir Ilyich Lenin siezed power of Russia. He insisted that the country ended the involvement in the war. -
Treaty of Brest-Litovsk
Germany and Russia signed this treaty, that ended the war between them. -
Second Battle of the Marne
The Allies and Germans clashed. The Allied forces steadily advanced toward Germany. -
World War I ended
Leaders of multiple nations gathered outside of Paris to work out peace. -
Treaty of Versailles
Germany and the Allied Powers signed the treaty.This treaty created the League of Nations.