On Oct. 20, 1714, the coronation of Britain’s King George I took place in Westminster Abbey.

In 1803, the U.S. Senate ratified the Louisiana Purchase.

In 1936, Helen Keller’s teacher, Anne Sullivan Macy, died in Forest Hills, N.Y., at age 70.

In 1947, the House Un-American Activities Committee opened hearings into alleged Communist influence and infiltration in the U.S. motion picture industry.

In 1967, a jury in Meridian, Mississippi, convicted seven men of violating the civil rights of slain civil rights workers James Chaney, Andrew Goodman and Michael Schwerner; the seven received prison terms ranging from 3 to 10 years.

In 1968, former first lady Jacqueline Kennedy married Greek shipping magnate Aristotle Onassis.

In 1973, in the so-called “Saturday Night Massacre,” special Watergate prosecutor Archibald Cox was dismissed and Attorney General Elliot L. Richardson and Deputy Attorney General William B. Ruckelshaus resigned.

In 1976, 78 people were killed when the Norwegian tanker Frosta rammed the commuter ferry George Prince on the Mississippi River near New Orleans.

In 1977, three members of the rock group Lynyrd Skynyrd, including lead singer Ronnie Van Zant, were killed along with three others in the crash of a chartered plane near McComb, Mississippi.

In 1987, 10 people were killed when an Air Force jet crashed into a Ramada Inn hotel near Indianapolis International Airport after the pilot, who was trying to make an emergency landing, ejected safely.

In 1990, three members of the rap group 2 Live Crew were acquitted by a jury in Fort Lauderdale, Fla., of violating obscenity laws with an adults-only concert in nearby Hollywood the previous June.

In 1994, actor Burt Lancaster died in Los Angeles at age 80.

In 2018, Saudi Arabia announced that U.S.-based journalist Jamal Khashoggi (jah-MAHL’ khahr-SHOHK’-jee) had been killed in Saudi Arabia’s consulate in Istanbul; there was immediate international skepticism over the Saudi account that Khashoggi had died during a “fistfight.” (A U.S. intelligence report later concluded that Saudi crown prince Mohammed bin Salman had likely approved Khashoggi’s killing by a team of Saudi security and intelligence officials.)