Worl War I

  • Battle of Marne

    Battle of Marne
    The Battle of the Marne was important because it stopped the German army from reaching Paris, changing the course of World War I and leading to a long period of fighting in trenches.
  • Death of Archduke Francis Fernand

    Death of Archduke Francis Fernand
    The assassination of Archduke Franz Ferdinand led to World War I because it increased tensions between countries and triggered alliances.
  • Austria-Hungary declares war on Serbia

    Austria-Hungary declares war on Serbia
    Austria-Hungary declared war on Serbia because it blamed Serbia for the assassination of Archduke Franz Ferdinand.
  • Start date WW1

    Start date WW1
    World War I started because national rivalries and alliances turned the assassination of Archduke Franz Ferdinand into a larger conflict between major powers.
  • France Invades Alsace

    France invaded Alsace to get back land it had lost to Germany in the past and to protect itself from the German threat.
  • Austro-Hungary invades Russia

    Austria-Hungary invaded Russia to fight against its enemy and help Germany during World War I.
  • Alied forces land on the Gallipoli Peninsula

    Alied forces land on the Gallipoli Peninsula
    The Allies landed on the Gallipoli Peninsula to open a new front, help Russia, and try to defeat the Ottoman Empire during World War I.
  • Italy declares war on Austria-Hungary

    Italy declares war on Austria-Hungary
    Italy declared war on Austria-Hungary to join the Allies and gain territory during World War I.
  • Germany starts to attack on Verdun

    Germany starts to attack on Verdun
    Germany attacked Verdun to hurt the French army and try to win the war.
  • German submarine sinks the passsenger liner Lusitania

    German submarine sinks the passsenger liner Lusitania
    A German submarine sank the passenger ship Lusitania to disrupt supplies to Britain during World War I.
  • The United States delcare war on Germany

    The United States delcare war on Germany
    The United States declared war on Germany to join the fight against the Central Powers in World War I.
  • American combat forces arrive in France

    American combat forces arrive in France
    American combat forces arrived in France to help the Allies fight against Germany in World War I.
  • Russia signs armistice with Germany

    Russia signs armistice with Germany
    Russia signed an armistice with Germany to end fighting and focus on its own internal issues during World War I.
  • Fourteen points required for peace

    The Fourteen Points were President Wilson's ideas for peace after World War I to help prevent future wars.
  • United States forces are victorious in the Battle

    United States forces are victorious in the Battle
    United States forces won the Battle to help defeat the enemy in World War I.
  • Ending of Worl War I

    Ending of Worl War I
    World War I ended when an armistice was signed, stopping the fighting between the Allies and Germany.