Years of Crisis

  • The U.S. German Peace Treaty and the U.S. Austrian Peace Treaty are signed

    The U.S. German Peace Treaty and the U.S. Austrian Peace Treaty are signed
  • The Russian Civil War ends

    The Russian Civil War ends
    The Russian Civil War was a multi-party war in the former Russian Empire immediately after the Russian Revolutions of 1917, as many factions vied to determine Russia's political future.The two largest groups were the Red Army, fighting for the Bolshevik form of socialism led by Vladimir Lenin, and the loosely allied forces known as the White Army.
  • The Chinese Civil War starts.

    The Chinese Civil War starts.
    The Chinese Civil War was fought between forces loyal to the Kuomintang led government of the Republic of China, and forces loyal to the Communist Party of China.
  • The Great Depression begins.

    The Great Depression begins.
    The Great Depression was a severe worldwide economic depression that took place during the 1930s.
  • The Holocaust

    The Holocaust
    The Holocaust, was a genocide in which some six million European Jews were killed by Adolf Hitler's Nazi Germany, and the World War 2 collaborators with the Nazis.
  • Adolf Hitler makes himself Führer of Germany, becoming Head of State as well as Chancellor.

    Adolf Hitler makes himself Führer of Germany, becoming Head of State as well as Chancellor.
  • The Great Purge

    The Great Purge
    (No Day Found) The Great Purge was a campaign of political repression in the Soviet Union which occurred from 1936 to 1938. It involved a large-scale purge of the Communist Party and government officials, repression of peasants and the Red Army leadership, widespread police surveillance, suspicion of "saboteurs", imprisonment, and arbitrary executions.
  • President Roosevelt sends letter to German Führer Adolf Hitler seeking peace.

    President Roosevelt sends letter to German Führer Adolf Hitler seeking peace.
  • Uranium atom is split for the first time in America

    Uranium atom is split for the first time in America
  • The Einstein-Szilárd letter is sent to Franklin D. Roosevelt.

    The Einstein-Szilárd letter is sent to Franklin D. Roosevelt.
    The Einstein–Szilárd letter was a letter written by Leó Szilárd and signed by Albert Einstein that was sent to the United States President Franklin D. Roosevelt. The letter warned that Germany might develop atomic bombs and suggested that the United States should start its own nuclear program. It prompted action by Roosevelt, which eventually resulted in the Manhattan Project developing the first atomic bombs.