major events of world war one

  • Assasination of Archduke Franz Ferdinand

    Assasination of Archduke Franz Ferdinand
    Archduke Franz Ferdinand who was the heir of Austria-Hungary, was traveling the streets of Bosnia when a member of a terrorist group called the black hand assasinated him.
  • Austra hungary declares war on Serbia

    Austra hungary declares war on Serbia
    After giving serbia an ultimatum that was not met, Austria-Hungary declares war on Serbia, ultimately starting world war 1
  • Germany invades luxemborg and belgium

    Germany invades luxemborg and belgium
    The German government demanded this, and even sent a letter to the Belgian government for a right of free passage which would give them a better attack on France. Belgium was a neutral and Germany gave them an ultimatum to allow them to go through or they would forcefully occupy belgium as an enemy
  • Battle of marne

    Battle of marne
    An offensive by French and German troops against the German army who invaded Belgium and Eastern France
  • First battle of Ypres

    First battle of Ypres
    Attempting to outflank each other, Allied and German troops were unable to win a decisive victory, leading to the onset of trench warfare.
  • second battle of ypres

    second battle of ypres
    German and allied forces clashed in a battle with the first uses of poison gas .The gas attack opened a wide hole in the Allied line, the Germans failed to exploit that advantage.M
  • Sinking of the Lusitania

    Sinking of the Lusitania
    A german u boat sunk the British cruise liner Lusitania and killed many passengers, Including some americans.
  • Zimmerman telegram is intercepted

    Zimmerman telegram is intercepted
    British code breakers intercepted an encrypted message from Zimmermann intended for Heinrich von Eckardt, the German ambassador to Mexico, asking mexico to help fight against the US in the war.
  • The US joins WW1

    The US joins WW1
    Due to the sinking of the lusitania and the zimmerman note being intercepted, The US decides to join the fight in WW1
  • World War One ends

    World War One ends
    On the 11th hour, of the 11th day, of the 11th month, ww1 officially came to an end