1915 – Theodore W Richards is 1st American to win Nobel Prize in chemistry.
1921 – Washington Conference for Limitation of Armaments.
1922 – The Sigma Gamma Rho Sorority is founded on the campus of Butler University in Indianapolis, Indiana.
1925 – US & Italy sign peace accord about war debts.
1926 – The first recorded aerial bombing on US soil took place in Williamson County, Illinois, during a feud between rival liquor gangs, the Sheltons and the Birgers.
1933 – 1st Sunday football game in Philadelphia (previously illegal)
1936 – Oakland Bay Bridge opens.
1941 – Alma Heflin, the first American female test pilot for commercial aircraft, made her first test flight for the Piper Aircraft Corporation, Lock Haven, Pennsylvania.
1946 – A branch of the Exchange National Bank in Chicago, Illinois opens the first ten drive-up teller windows.
1958 – Bob Turley of Yankees wins Cy Young Award.
1966 – Buzz Aldrin takes the first ‘space selfie’, a photo of himself performing extravehicular activity in space during the Gemini program.
1968 – US Supreme Court: Epperson v. Arkansas, court declares unconstitutional Arkansas law banning teaching evolution in public schools.
1969 – US Army announces investigation William Calley for alleged massacre of civilians at Vietnamese village of My Lai on March, 19.
1979 – US President Jimmy Carter announces a halt to Iranian oil imports & freezes Iranian assets.
1987 – Heavy snow closes schools from DC to Maine.
1995 – STS 74 (Atlantis 15), launches into orbit.
2001 – In New York City, American Airlines Flight 587, and Airbus A300 on its way to the Dominican Republic, crashes minutes after a takeoff from John F. Kennedy International Airport, killing all 260 on board and five on the ground.
2015 – Out Magazine names Barack Obama ‘Ally of the Year’, Obama becomes 1st sitting US President to pose for cover of a gay magazine.
2018 – Former US First Lady Michelle Obama publishes her memoir “Beginning”