1793 – Diego Marín Aguilera flew a glider for approximately 1,000 feet during one of the first attempted manned flights, in Spain.
1800 – President John Adams ordered the new US federal government to leave Philadelphia and move to the nation’s new capital in Washington DC.
1858 – Royal Opera House opened in Covent Garden, London with a performance of Meyerbeer’s Les Huguenots.
1862 – President Abraham Lincoln signed a bill into law creating the United States Bureau of Agriculture. It was later renamed the United States Department of Agriculture.
1895 – A guesstimated F5 tornado hit Sherman, Texas and killed 73 people.
1891 – Pope Leo XIII defends workers’ rights and property rights in the encyclical Rerum novarum.
1928 – Walt Disney character Mickey Mouse premiered in his first (silent) cartoon, Plane Crazy. A few months later, on November
1928’s Steamboat Willie had sound. Plane Crazy was re-released with sound in 1929.
1932 – Japanese insurgents plotted to kill Charlie Chaplin in addition to their own Prime Minister to provoke war with with the US and incite “restoration” in the name of the Emperor.
1935 – Albert Einstein was awarded the Benjamin Franklin Medal for his outstanding fundamental contributions to theoretical physics, especially his relativity theory, at the Franklin Institute, Philadelphia, PA.
1940 – Nylon stockings went on sale for the first time in the United States.
1940 – Richard and Maurice McDonald opened their hamburger restaurant in San Bernardino, California.
1942 – Women’s Auxiliary Army Corps (WAACs) was formed, granting women official US military status.
1953 – Stanley L. Miller’s paper on the synthesis of amino acids under conditions that simulated primitive Earth’s atmosphere was published in Science. Miller had applied an electric discharge to a mixture of CH4, NH3, H2O, and H2 (which was believed at the time to be the atmospheric composition of early Earth.), creating a mixture of amino acids, hydroxy acids, and urea.
1976 # 1 Hit May 15, 1976 – May 21, 1976: The Sylvers – Boogie Fever
1982 # 1 Hit May 15, 1982 – July 2, 1982: Paul McCartney and Stevie Wonder – Ebony and Ivory
1993 # 1 Hit May 15, 1993 – July 9, 1993: Janet Jackson – That’s The Way Love Goes
2001 – The final Friends episode aired on NBC, titled ‘The One with Monica and Chandler’s Wedding’.
2010 # 1 Hit May 15, 2010 – May 21, 2010: Usher featuring will.i.am – OMG