Today is the 121st day of 2016 and the 42nd day of spring.

TODAY'S HISTORY: In 1789, George Washington was inaugurated as the first president of the United States.

In 1803, representatives of the United States and France concluded negotiations for the purchase of the Louisiana Territory.

In 1812, Louisiana was admitted as the 18th U.S. state.

In 1945, Adolf Hitler and Eva Braun committed suicide as Soviet troops approached his bunker in Berlin, Germany.

In 1975, Saigon, capital of South Vietnam, fell to communist forces, effectively ending the Vietnam War.

TODAY'S BIRTHDAYS: Carl Friedrich Gauss (1777-1855), mathematician; Eve Arden (1908-1990), actress; Roger Easton (1921-2014), GPS co-inventor; Johnny Horton (1925-1960), musician; Cloris Leachman (1926- ), actress; Gary Collins (1938-2012), actor/talk show host; Isiah Thomas (1961- ), basketball player; Johnny Galecki (1975- ), actor; Kirsten Dunst (1982- ), actress; Gal Gadot (1985- ), model/actress.

TODAY'S FACT: After George Washington died in 1799, his wife, Martha, burned all of the letters the two had exchanged to ensure they would remain private.

TODAY'S SPORTS: In 1993, an obsessed fan of tennis star Steffi Graf stabbed her 19-year-old rival, Monica Seles, at a tournament match in Hamburg, Germany.

TODAY'S QUOTE: "There is in this world a joy of the intellect, which finds satisfaction in science, and a joy of the heart, which manifests itself above all in the aid men give one another against the troubles and trials of life." -- Carl Friedrich Gauss

TODAY'S NUMBER: 827,192 -- square miles that the United States took possession of in the Louisiana Purchase, at a cost of less than 3 cents per acre.

TODAY'S MOON: Between last quarter moon (April 29) and new moon (May 6).

Today is the 120th day of 2016 and the 41st day of spring.

TODAY'S HISTORY: In 1429, 17-year-old Joan of Arc led French forces in relieving the besieged city of Orleans, France.

In 1862, Union forces officially took possession of New Orleans.

In 1945, the Dachau concentration camp in Germany was liberated by U.S. troops.

In 1992, riots broke out in Los Angeles after four police officers were acquitted of using excessive force during the arrest of motorist Rodney King.

In 2011, Great Britain's Prince William and Kate Middleton were married in London.

TODAY'S BIRTHDAYS: William Randolph Hearst (1863-1951), publisher/politician; Thomas Beecham (1879-1961), orchestra conductor; Duke Ellington (1899-1974), jazz musician; Dale Earnhardt (1951-2001), race car driver; Jerry Seinfeld (1954- ), comedian; Daniel Day-Lewis (1957- ), actor; Michelle Pfeiffer (1958- ), actress; Andre Agassi (1970- ), tennis player; Uma Thurman (1970- ), actress.

TODAY'S FACT: Besides running his own catering business, Duke Ellington's father worked as a butler at a number of homes in Washington, D.C., including the White House.

TODAY'S SPORTS: In 2015, the Baltimore Orioles and the Chicago White Sox set the all-time low attendance record for a Major League Baseball game, when fans were not allowed to attend due to violent protests in Baltimore.

TODAY'S QUOTE: "A two-year-old is kind of like having a blender, but you don't have a top for it." -- Jerry Seinfeld

TODAY'S NUMBER: 19 -- age of Joan of Arc at the time of her death.

TODAY'S MOON: Last quarter moon (April 29).

Today is the 119th day of 2016 and the 40th day of spring.

TODAY'S HISTORY: In 1789, a mutiny broke out on the British trade ship Bounty.

In 1945, Italian partisans executed dictator Benito Mussolini and his mistress by firing squad.

In 1952, the United States ended its occupation of Japan.

In 1965, U.S. troops began an occupation of the Dominican Republic in an effort to thwart the establishment of a communist regime.

In 1994, CIA officer and analyst Aldrich Ames pleaded guilty to spying for the Soviet Union and Russia.

TODAY'S BIRTHDAYS: James Monroe (1758-1831), fifth U.S. president; Lionel Barrymore (1878-1954), actor; Oskar Schindler (1908-1974), businessman; Harper Lee (1926-2016), author; Ann-Margret (1941- ), singer/actress; Bruno Kirby (1949-2006), actor; Jay Leno (1950- ), comedian/TV personality; L'Wren Scott (1964-2014), model/fashion designer; John Daly (1966- ), golfer; Bridget Moynahan (1971- ), actress; Jorge Garcia (1973- ), actor; Penelope Cruz (1974- ), actress; Jessica Alba (1981- ), actress.

TODAY'S FACT: Aldrich Ames made $4.6 million selling CIA secrets to the KGB from 1985 to 1993.

TODAY'S SPORTS: In 1967, Muhammad Ali refused to be inducted into the U.S. Army and was stripped of his heavyweight boxing title.

TODAY'S QUOTE: "In America, we like everyone to know about the good work we're doing anonymously." -- Jay Leno

TODAY'S NUMBER: 55 -- years between the release of Harper Lee's first novel, the literary classic "To Kill a Mockingbird," published in 1960, and her second published novel, "Go Set a Watchman," released in 2015. "Go Set a Watchman" was Lee's first attempt at a novel, and it features older versions of many of the characters in "To Kill a Mockingbird."

TODAY'S MOON: Between full moon (April 21) and last quarter moon (April 29).