Today is Saturday, Aug. 20, the 232nd day of 2022. There are 133 days left in the year.

Today’s Highlight in History:

On Aug. 20, 1986, postal employee Patrick Henry Sherrill went on a deadly rampage at a post office in Edmond, Oklahoma, shooting 14 fellow workers to death before killing himself.

On this date:

In 1862, the New York Tribune published an open letter by editor Horace Greeley calling on President Abraham Lincoln to take more aggressive measures to free the slaves and end the South’s rebellion.

In 1866, President Andrew Johnson formally declared the Civil War over, months after fighting had stopped.

In 1882, Tchaikovsky’s “1812 Overture” had its premiere in Moscow.

In 1910, a series of forest fires swept through parts of Idaho, Montana and Washington, killing at least 85 people and burning some 3 million acres.

In 1940, exiled Communist revolutionary Leon Trotsky was assassinated in Coyoacan, Mexico by Ramon Mercader. (Trotsky died the next day.)

In 1953, the Soviet Union publicly acknowledged it had tested a hydrogen bomb.

In 1955, hundreds of people were killed in anti-French rioting in Morocco and Algeria.

In 1964, President Lyndon B. Johnson signed the Economic Opportunity Act, a nearly $1 billion anti-poverty measure.

In 1968, the Soviet Union and other Warsaw Pact nations began invading Czechoslovakia to crush the “Prague Spring” liberalization drive.

In 1988, a cease-fire in the war between Iraq and Iran went into effect.

Today’s Birthdays: Boxing promoter Don King is 91. Former Sen. George Mitchell, D-Maine, is 89. Former U.S. Rep. Ron Paul, R-Texas, is 87. Former MLB All-Star Graig Nettles is 78. Broadcast journalist Connie Chung is 76. Rock singer Robert Plant (Led Zeppelin) is 74. Country singer Rudy Gatlin is 70. Singer-songwriter John Hiatt is 70. TV weatherman Al Roker is 68. Rock singer Fred Durst (Limp Bizkit) is 52. Actor Brant Daugherty is 37. Actor-singer Demi Lovato is 30.