1920s

  • great depression

    Organized labor declines throughout the decade. The United Mine Workers Union will see its membership fall from 500,000 in 1920 to 75,000 in 1928. The American Federation of Labor would fall from 5.1 million in 1920 to 3.4 million in 1929.
  • ww2

    The United States Senate voted against joining the League of Nations.
  • ww2

    In the Japanese Navy, all ships except for battleships, battlecruisers, and cruisers were now named by the Minister of the Navy without the need for Emperor's approval.
  • GP

    The conservative Supreme Court strikes down federal child labor legislation.
  • ww2

    The US Navy commissioned its first aircraft carrier, USS Langley.
  • GP

    President Warren Harding dies in office. Calvin Coolidge, becomes president. Coolidge is no less committed to laissez-faire and a non-interventionist government.
    Supreme Court nullifies minimum wage for women in District of Columbia
  • ww2

    USS R-1 began to participate in fleet exercises off Central America.
    USS R-5 participated in war games in the Gulf of Fonseca in Central America
  • GP

    The stock market begins its spectacular rise. Bears little relation to the rest of the economy.
  • ww2

    HMS Hermes was commissioned into service. Captain Arthur Stopford, who had been the commanding officer of the carrier since Feb 1923, remained in command
  • GP

    The top tax rate is lowered to 25 percent - the lowest top rate in the eight decades since World War I.
  • ww2

    Douglas MacArthur was promoted to the rank of major general, making him the youngest at that rank in the US Army.
  • ww2

    In Germany, Hitler summoned the senior Nazi Party leadership to a conference at Bamberg. Speaking for five hours he rejected the alternative party programme devised by Gregor Strasser in 1920, in favour of a more revolutionary struggle for power. Hitler would emerge with greater control over Nazi Party policies.
  • ww2

    Franklin Roosevelt founded the Georgia Warm Springs Foundation in the United States to further the research of poliomyelitis and for the care of poliomyelitis patients.
  • GP

    Between May 1928 and September 1929, the average prices of stocks will rise 40 percent. The boom is largely artificial.
  • ww2

    The cartoon character Mickey Mouse made his first appearance in the animated film Plane Crazy
  • GP

    Recession begins in August, two months before the stock market crash. During this two month period, production will decline at an annual rate of 20 percent, wholesale prices at 7.5 percent, and personal income at 5 percent.
  • GP

    Annual per-capita income is $750. More than half of all Americans are living below a minimum subsistence level.
  • ww2

    Starting on this date and lasting through 27 Jan 1929, the US Navy aircraft carriers USS Lexington and USS Saratoga participated in their first exercise. Sailing with the opposing forces of Fleet Problem IX, Saratoga was detached on a southerly sweep against the Panama Canal, where she arrived undetected, and launched 69 aircraft on a mock dawn raid
  • GP

    Backlog of business inventories grows three times larger than the year before and Herbert Hoover becomes President.
  • GP

    Stock market crash begins October 24. Investors call October 29 Black Tuesday. Losses for the month will total $16 billion, an astronomical sum in those days.