1900-1920 Timeline

  • Gold Standard

    The Gold Standard is adopted by most countries The Gold Standard was a system where almost every country fixed their currencies in terms of a specific amount of gold. At his point, almost every country was connected with each other through the Gold Standard. Even though the Gold Standard does not last, it is an important time in history.
  • Theodore Rosevelt

    Theodore Rosevelt became the 26th President of the United States after the assassination of William McKinley.
  • Spanish-American War ends

    This war turned the United States into a World Power. The war ended in 1902.
  • Roosevelt Corollary to Monroe Doctrine

    The corollary passed by Rosevelt stated that the nations of the Western Hemisphere were not open to colonization by European powers. It also stated that the United States had the responsibility to preserve order and protect life and property in those countries.
  • Woodrow Wilson

    Woodrow Wilson became the 26th President of the United States.
  • Sixteenth Amendment

    The 16th Amendment to the U.S. Constitution was ratified in 1913 and allows Congress to levy a tax on income from any source.
  • Period: to

    World War I

    From 1914 to 1918 World War I (at the time known as the Great War) is the first major conflict that involved most of the globe.
  • Lusitania Sunk

    The United States ship, Lusitania, was sunk by the Germans. This proved that Germany was singling out America, almost taunting them into joining the war. Eventually, the sinking of this ship is one of the main causes as to why America joined WWI.
  • Sussex Pledge

    Germany promised to give warning before sinking merchant and passenger ships. They also promised to provide shelter for the passengers and crew. Germany ultimately ended up breaking this pledge, which is one reason the United States joined the war.
  • The United States enters WWI

    The United States decided to join World War I after staying neutral for the past three years of the war. Germany's continuance to break pledges and laws and many civilian casualties led to the US joining the war.
  • Eighteenth Amendment

    The Eighteenth Amendment was ratified, prohibiting the production or consumption of alcohol. This Amendment did not last very long, however. The nation was not cooperative with the law and as a result, it failed as an Amendment.
  • Treaty of Versailles

    The Treaty of Versailles is signed, officially ending WWI. Even though the war is credited with ending in 1918, the treaty officially ended all fighting.