• The Battle of Verdun

    The Battle of Verdun is fought resulting in an estimated one million casualties.
  • president wilson

    President Wilson outlines his Fourteen Points in a speech before Congress.
  • Archduke Franz

    Archduke Franz
    Archduke Franz Ferdinand, heir to the throne of Austro-Hungarian Empire, and his wife are assassinated.
  • Germany declares war on neutral 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.
  • Emperor Franz

    Emperor Franz Joseph of Austria-Hungary declares war on Serbia.
  • Ottoman Empire

    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.
  • Austria-Hungary

     Austria-Hungary
    Austria-Hungary declares war on Russia.
  • us declare war

    The United States declares neutrality in the war.
  • german army

    The German army defeats Russia at the Battle of Tannenberg.
  • German invasion

    German invasion of France is halted at the First o of Mjjarne.
  • British introduce

    The British introduce the tank during the Battle of Somme. The battle results in an estimated one million casualties.
  • race tot he sea

    The Race to the Sea ends when the Germans withdraw at the 1st Battle of Ypres.
  • Unofficial Christmas

    Unofficial Christmas truce is declared by German and Allied soldiers in the trenches along the Western Front.
  • april 25,1915

  • German U-boat sinks

    German U-boat sinks
    A German U-boat sinks the Lusitania killing 1,198 civilians, including 128 Americans.
  • italy and allies

    Italy Joins the Allies.
  • germans use poison

    The Germans use poison gas at the 2nd battle of Ypres.
  • Britsish nurse

    British nurse, Edith Cavell, is executed by the Germans.
  • woodrow wilson

    Woodrow Wilson is re-elected President of the United States.
  • British cryptographers

    British cryptographers
    British cryptographers decipher a telegram from German Foreign Minister Arthur Zimmerman to the German Minister of Mexico.
  • germans resume

    The Germans resume unrestricted submarine warfare.
  • tsar nichola and abdixates

    Tsar Nicholas II of Russia abdicates.
  • President Wilson

    President Wilson asks the U.S. Congress for a declaration of war against Germany.
  • 3rd battle

    The 3rd battle of Ypres, also known as Passchendaele, results in minor gains for the Allies and a total of 700,000 casualties.
  • president wilson

    President Wilson outlines his Fourteen Points in a speech before Congress.
  • treaty of brest litovsk

    Treaty of Brest-Litovsk is signed between Russia and Germany.
  • Germans on the banks

    Germans on the banks of the Marne near Paris are stopped by American forces at Chateau-Thierry
  • Emperor Karl

    Emperor Karl of Austria abdicates.
  • kasier

    Kaiser Wilhelm II of Germany abdicates.
  • novEMBER 11 /1918

    novEMBER 11 /1918
    At eleven o’clock on this day, war on the Western Front ends as Germany and the Allies sign an Armistice.
  • Germany and Allies

    Germany and Allies sign the Treaty of Versailles. The U.S. Senate later refuses to ratify it.
  • treaty of serves

    The Treaty of Sevres ends the war on the Eastern Front with the Ottoman Empire.