On March 8, 1618, German astronomer Johannes Kepler devised his third law of planetary motion.
In 1817, the New York Stock & Exchange Board, which had its beginnings in 1792, was formally organized; it later became known as the New York Stock Exchange.
In 1948, the Supreme Court, in McCollum v. Board of Education, struck down voluntary religious education classes in Champaign, Illinois, public schools, saying the program violated separation of church and state.
In 1965, the United States landed its first combat troops in South Vietnam as 3,500 Marines arrived to defend the U.S. air base at Da Nang.
In 1971, Joe Frazier defeated Muhammad Ali by decision in what was billed as “The Fight of the Century” at Madison Square Garden in New York. Silent film comedian Harold Lloyd died in Beverly Hills, California, at age 77.
In 1983, in a speech to the National Association of Evangelicals convention in Orlando, Florida, President Ronald Reagan referred to the Soviet Union as an “evil empire
In 1988, 17 soldiers were killed when two Army helicopters from Fort Campbell, Kentucky, collided in mid-flight.
In 1999, baseball Hall of Famer Joe DiMaggio died in Hollywood, Florida, at age 84.
In 2000, President Bill Clinton submitted to Congress legislation to establish permanent normal trade relations with China. (The U.S. and China signed a trade pact in November 2000.)
In 2004, Iraq’s Governing Council signed a landmark interim constitution.
In 2008, President George W. Bush vetoed a bill that would have banned the CIA from using simulated drowning and other coercive interrogation methods to gain information from suspected terrorists.
In 2014, Malaysia Airlines Flight MH370, a Boeing 777 with 239 people on board, vanished during a flight from Kuala Lumpur to Beijing, setting off a massive and ultimately unsuccessful search.
In 2016, Sir George Martin, the Beatles’ urbane producer who guided the band’s swift, historic transformation from rowdy club act to musical and cultural revolutionaries, died at age 90.