• Assassination

    Assassination
    On this day, Archduke Franz Ferdinand of Austria and his wife were killed by a Serbian nationalist in Sarajevo.
  • Declaring War

    Declaring War
    Hungary declares war on Serbia, effectively beginning the First World War.
  • Declaring War 2

    Declaring War 2
    Germany declares war on Russia. France and Belgium begin full mobilization
  • Declaring War 3

    Declaring War 3
    Germany declares war on France, and invades neutral Belgium. Britain then sends an ultimatum, rejected by the Germans, to withdraw from Belgium.
  • Troops Land

    Troops Land
    The first British troops land in France.
  • Declaring War 4

    Declaring War 4
    Great Britain and France declare war on Austria-Hungary. Serbia is invaded by Austria-Hungary.
  • Battle of Heligoland

    Battle of Heligoland
    Battle of Heligoland Bight – The first naval battle between Great Britain and Germany took place in the North Sea
  • Invasion and Sinking Ship

    Invasion and Sinking Ship
    Austria invades Serbia and the British Navy suffers defeat during a sea battle in the Pacific. Two British ships, the Monmouth and Good Hope, are sunk with no survivors by a German squadron commanded by Admiral Graf von Spee.
  • Germany Declares War on British

    Germany Declares War on British
    Germany declared the waters about the British Isles a "war zone"
  • Treaty of London

    Treaty of London
    Italy signs the Treaty of London, committing itself to enter World War I.
  • Ocean Liner Torpedoed

    Ocean Liner Torpedoed
    The British ocean liner Lusitania is torpedoed without warning by a German submarine off the south coast of Ireland.
  • Battle of the Somme

    Battle of the Somme
    On this day, The Battle of the Somme, also known as the Somme Offensive took place This was a battle of the First World War fought by the armies of the British Empire and France against the German Empire
  • Sinking Ship

    Sinking Ship
    HMHS sinks after hitting a German mine
  • Battle of Rafa

    Battle of Rafa
    Tthe Battle of Rafa occurs near the Egyptian border with Palestine.
  • Zimmermann Telegram

    Zimmermann Telegram
    First major strike of the Russian "February Revolution" starts at the giant Putilov factory in Petrograd. German Foreign Secretary Arthur Zimmermann publicly admits the "Zimmermann Telegram" is genuine. Generates support for the US declaration of war on Germany in April.
  • U.S. Enters WWI

    U.S. Enters WWI
    U.S. Enters World War I.the United States formally declared war against Germany and entered the conflict in Europe
  • Troops Land in France

    Troops Land in France
    The first American troops land in France
  • China Declares War

    China Declares War
    China declares war on Germany & Austria
  • Western Front Action

    Western Front Action
    Gen Pershing & US troops see action on Western Front for 1st time
  • The Fourteen Points

    The Fourteen Points
    The Fourteen Points was a speech of President Woodrow Wilson and addressed/delivered before a joint meeting of Congress on January 8, 1918, during which Wilson outlined his vision for a stable, long-lasting peace in Europe, the Americas and the rest of the world following World War I.
  • Deadly Flu

    Deadly Flu
    An outbreak of deadly influenza appeared at Fort Riley, with as many as 500 soldiers hospitalized within a week
  • Armistice Ending Fight

    Armistice Ending Fight
    Was the armistice that ended fighting on land, sea and air in World War I between the Allies and their opponent, Germany.
  • Paris Peace Conference

    Paris Peace Conference
    Leaders from the Allied nations began a series of discussions that became known as the Paris Peace Conference to settle issues raised by the war and its aftermath
  • Treaty Ended War

    Treaty Ended War
    The Treaty ended the state of war between Germany and the Allied Powers. It was signed on 28 June 1919 in Versailles, exactly five years after the assassination of Archduke Franz Ferdinand which directly led to World War I.