WWI & WWII

By chass1997

  • Assassination of Archduke Franz Ferdinand

    Franz Ferdinand was the Archduke of Austria. His assassination by the Black Hand was the primary cause of WWI.

  • Austria declares war on Serbia

    Austria-Hungary demanded friendly relations between Serbia and Austria-Hungary, and issued the July Ultimatum. The Serbs agreed to the document except point 6, which allowed for an Austrian prescence in all Serbian investigations.

  • Schlieffen Plan put into action

    This plan prepared Germany to fight in the War on 2 fronts:
    The East Side- This front was primarily for battles with Russia.
    The West Front. This was meant for the Western European Countries, primarily France.
  • Period: to

    WWI

  • Trench Warfare Begins

    In some battles, troops would dig trenches on the battlefront, where they were fairly sheletered from infantry and artillery fire. The down side to this was that there was very little ground made toward the enemy, so these battles would wage on for months.

  • Germans take Vimy Ridge

    Germany took this 8 kilometer strip of land during the Race to the Sea, where Germany and France constantly tried to outflank the other throughout North-eastern France.

  • German subs sink the Lusitania

  • Italy Joins the War

  • Period: to

    Battle Of Verdun

  • Period: to

    Battle of The Somme

  • Zimmerman Note sent to Mexico

  • Germany Resumes Unrestricted Submarine Warfare

  • Period: to

    March Revolution

  • USA Enters WWI

  • Period: to

    Battle of Vimy Ridge

  • November Revolution

  • Treaty of Brest-Litovsk

  • League OF Nations Formed

  • Treaty of Versailles

  • Mussolini Rises to Power

  • Start Of Soviet Union

  • Vladimir Lenin dies

  • Period: to

    President Roosevelt Term

  • Black Tuesday

  • Smoot-Hawley Tariff Act signed into Law

  • Manchurian Incident

  • Hitler Rises to Power

  • Japan withdraws from League of Nations

  • Germany Annexed Austria

  • Non-Agression Pact

  • Period: to

    WWII

  • Allies Declare War

  • Period: to

    Germany Attacks France

  • Period: to

    Battle of Britain

  • US Enters WWII

  • Hitler Invades Soviet Union

  • Pearl Harbor

  • Allies Invade Italy

  • D-Day

  • Germany Defeated

  • United Nations Created

  • Bomb Dropped on Hiroshima

  • Bomb Dropped on Nagasaki

  • Japan Surrenders, WWII ends

    WWII was probably one of the most expensive and devestating wars in the history of the World