NOW YOU KNOW

• On Sept. 1,1985,  a U.S. - French expedition located the wreckage of the Titanic on the floor of the Atlantic Ocean roughly 400 miles off Newfoundland.
• On Sept. 2, 1945,  Japan formally surrendered in ceremonies aboard the USS Missouri in Tokyo Bay, ending World War 2.
• On Sept. 3, 1609,  English explorer Henry Hudson and his crew aboard the Half Moon entered present-day New York Harbor and began sailing up the river that now bears his name.
• On Sept. 5, 1972,  Black September terrorists attacked the Israeli delegation at the Munich Olympic games; 11 Israelis, five guerrillas and a police officer were killed.
• On Sept. 7, 1940,  Nazi Germany began its eight-month blitz of Britain during World War 2 with the first air attack on London.
• On Sept. 8, 1974,  President Gerald R. Ford granted an unconditional pardon to former President Richard Nixon.
• On Sept. 9, 1776,  the second Continental Congress made the term "United States" official, replacing "United Colonies".
• On Sept. 10, 1813,  an American naval force commanded by Oliver H. Perry defeated the British in the Battle of Lake Erie during the War of 1812.
• On Sept. 12, 1992,  the space shuttle Endeavour blasted off, carring with it Mark Lee and Jan Davis, the first married couple in space; and Mamoru Mohri, the first Japanese citizen to fly on a U.S. spaceship.
• On Sept. 13, 1990,  the combination police-courtroom drama "Law & Order" premiered on NBC.
• On Sept. 14, 1982,  Princess Grace of Monaco, formerly actress Grace Kelly, died at age 52 of injuries from a car crash the day before.
• On Sept. 15,1959,  Nikita Khrushchev became the first Soviet head of State to visit the United States as he arrived at Andrews Air Force Base outside Washington, where he was greeted by President Dwight D. Eisenhower.
• On Sept.16, 1908,  General Motors was founded in Flint, Mich., by William C. Durant.
• On Sept. 17, 1862,  in the bloodiest battle day in U.S. history, Union forces fought Confederate invaders in the CivilWar Battle of Antietam in Maryland; more than 3,600men were killed.
• On Sept. 19, 1959,  Soviet leader Nikita Khrushchev, visiting Los Angeles, reacted angrily upon being told that, for security reasons, he wouldn't get to visit Disneyland.
• On Sept. 20, 1973,  in their so-called "battle of the sexes", tennis star Billie Jean King defeated Bobby Riggs in straight sets, 6-4, 6-3, 6-3, at the Houston Astrodome.
• On Sept. 21, 1893,  one of America's first horseless carriages was taken for a short test drive in Springfield, Mass., by Frank Duryea.
• On Sept. 22, 1862,  President Abraham Lincoln issued the preliminary Emancipation Proclamation, declaring all slaves in rebel states should be free as of Jan. 1, 1863.
• On Sept. 23, 1952,  Richard M. Nixon salvaged his vice-presidential nomination by delivering the "Checkers" speech, in which he defended himself against allegations of improper campaign fundraising.
• On Sept. 24, 1869,  thousands of businessmen were ruined in a Wall Street panic known as "Black Friday" after financiers Jay Gould and James Fisk attempted to corner the gold market.
• On Sept.26, 1960,  the firsteverdebate between presidential nominees took place as Democrat John F. Kennedy and Republican Richard M. Nixon faced off before a national TV audience.
• On Sept. 27, 1939,  Warsaw, Poland, surrendered after weeks of resistance to invading forces from Nazi Germany and the Soviet Union during World War 2.
• On Sept. 28, 1920,  eight members of the Chicago White Sox were indicted for allegedly throwing the 1919 World Series against the Cincinnati Reds in what became known as the "Black Sox" scandal.  (Despite initial confessions by several of the players, all were acquitted at trial; still, all eight were banned from baseball for life.)
• On Sept. 29, 1982,  Extra-Strenght Tylenol capsules laced with cyanide claimed the first of seven victims in the Chicago area.  To date, the case remains unsolved.
• On Sept. 30, 1777,  the Continental Congress -- forced to flee in the face of advancing British forces -- movedto York, Pa.