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The Arch duke assassination
Archduke Franz Ferdinand, heir to the throne of Austro-Hungarian Empire, and his wife are assassinated. -
Austria-Hungary declars war on Serbia.
Emperor Franz Joseph of Austria-Hungary declares war on Serbia. -
The Ottoman Empire joins Germany secretly
The Ottoman Empire signs a secret alliance with Germany agreeing to enter the war once Germany declares war on Russia. They formally enter the war several months later on October 28,1914 when they bomb Russian sea ports. Bulgaria joins the Central Powers on October 15, 1915. -
Germany declares war on Belgium
Germany declares war on neutral Belgium and invades Belgium and Luxembourg as part of the Schlieffen Plan. As a result, Britain declares war on Germany. -
Austria-Hungary decleration of war
Austria-Hungary declares war on Russia.7 -
The U.S. is neutral
The United States declares neutrality in the war. -
Germany Beats Russia in the battle of Tannenberg
The German army defeats Russia at the Battle of Tannenberg. -
The Germans hault in the first battle.
German invasion of France is halted at the First Battle of Marne. -
The Race to the Sea ends
The Race to the Sea ends when the Germans withdraw at the 1st Battle of Ypres. -
Christmas is declared by Germans and Allied soliders
Unofficial Christmas truce is declared by German and Allied soldiers in the trenches along the Western Front. -
the Armenian genocide
Armenian Genocide begins. -
The 3/4 long battle
Allies begin a nine-month battle for the Turkish peninsula of Gallipoli. -
Italy Joins the Allies.
Italy Joins the Allies and betrays the central powers -
The german attack
A German U-boat sinks the Lusitania killing 1,198 civilians, including 128 Americans. -
The Germans use posion gas
The Germans use poison gas at the 2nd battle of Ypres. -
Kaiser Abdicates
Kaiser Wilhelm II of Germany abdicates. -
British nurse is executed by Germans
British nurse, Edith Cavell, is executed by the Germans. -
The U.S. president is re-elected
Woodrow Wilson is re-elected President of the United States. -
The tank was introduced
The British introduce the tank during the Battle of Somme. The battle results in an estimated one million casualties. -
THe battle of Verdun
The Battle of Verdun is fought resulting in an estimated one million casualties. -
Un-covering secret German documents
British cryptographers decipher a telegram from German Foreign Minister Arthur Zimmerman to the German Minister of Mexico. -
The Germans us terribld warfare
The Germans resume unrestricted submarine warfare. -
Tsar abdicates
Tsar Nicholas II of Russia abdicates. -
U.s. joins the war against Germany
President Wilson asks the U.S. Congress for a declaration of war against Germany. -
Balfour Is the new president of London
The Balfour Declaration is presented in London. -
The 3td batte of Ypres had 700,000 casualties
The 3rd battle of Ypres, also known as Passchendaele, results in minor gains for the Allies and a total of 700,000 casualties. -
The U.S. president presents the Fourteen points
President Wilson outlines his Fourteen Points in a speech before Congress. -
Russia and Germany signs a contract
Treaty of Brest-Litovsk is signed between Russia and Germany. -
Germans are stopped by Americans near the banks of the Marne
Germans on the banks of the Marne near Paris are stopped by American forces at Chateau-Thierry -
Emporer Karl abdicates
Emperor Karl of Austria abdicates. -
War ends on western fronts
At eleven o’clock on this day, war on the Western Front ends as Germany and the Allies sign an Armistice. -
Germans sign a contract
Germany and Allies sign the Treaty of Versailles. The U.S. Senate later refuses to ratify it. -
The treaty ends the war
The Treaty of Sevres ends the war on the Eastern Front with the Ottoman Empire