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United States Bureau of Mines.
he United States Bureau of Mines is authorized by an act of the United States Congress. -
United States representatives.
The law establishing the number of United States representatives at 435 is passed. It would go into effect in 1913 after the 1912 elections. -
United States Marines.
The United States Marines are sent to action in Nicaragua due to its default on loans to the United States and its European allies. -
American financial and banking system.
A major reform of the American financial and banking system occurs with the authorization of the U.S. Congress for the establishment of the Federal Reserve System. -
President Woodrow Wilson.
President Woodrow Wilson announces that the United States will stay officially neutral in the European conflict that would become World War I. World War I hostilities had begun on June 28 when the Archduke of Austria and his wife, Franz Ferdinand and Sophie were killed by a Serb nationalist in Sarajevo. Hostilities would begin on July 28 when Austro-Hungary declared war on Serbia for failing to meet conditions set after the assassinations. -
Rocky Mountain National Park.
The establishment of Rocky Mountain National Park, containing majestic mountain spires rising 14,000 feet within the Colorado Rockies is signed into law by President Woodrow Wilson after legislation was passed in the U.S. Congress. Later that same year, on November 30, Wilson would also designate the site of Pueblo Indian cliff dwellings, dating back to the year 1200, as Walnut Canyon National Monument, in Arizona. -
United States purchases the Virgin Islands.
The United States purchases the Virgin Islands from Denmark for $25 million and would take possession of the islands on March 31 of the next year. -
The 18th Amendment.
The 18th Amendment, advocating prohibition of alcoholic beverages throughout the United States, is sent to the states for passage by the United States Congress. -
United States military forces.
By the middle of 1918, the United States military forces had over one million troops in Europe fighting in World War I. -
Treaty of Versailles.
The Treaty of Versailles is signed, ending World War I.