335 - Constantinople emperor Constantine the Great ruled laws against Jews.
1492 - Christopher Columbus discovered America (Oct 12, 1492 by the Julian calendar)
1797 - "Old Ironsides," the United States Navy frigate Constitution, was launched in Boston's harbor.
1861 - Battle of Balls Bluff, Virginia (Leesburg, Harrison's Island) took place, on this day in history.
1869 - The first shipment of fresh oysters came overland from Baltimore to the delight of foodies everywhere.
1925 - The Treasury Department of the US announced that it had fined 29,620 people for prohibition (of alcohol) violations.
1940 - The Royal Air Force dropped first anti-Nazi pamphlets on The Netherlands.
1945 - Today in history, women in France were allowed to vote for the first time.
1959 - Contra revolutionaries bombed Havana, Cuba, in response to Castro-led rebel forces in remote parts of the island finding their way to the capital.
1967 - Thousands opposing the Vietnam War tried to storm The Pentagon, today in history.
1975 - The Coast Guard Academy allowed women to enroll for the first time, on this day in history.
2003 - The U.S. Senate voted to ban what was known as partial birth abortions.
2011 - Japan's government announced that they would require a $157 billion additional budged to cover costs for recovering from the tsunami and earthquake in March 2011.
CULTURE, LIFESTYLE - Today in History, October 21st
1849 - The first tattooed man, James F. O'Connell, was put on exhibition at the Franklin Theatre in New York City, New York.
1858 - Today in history, The Can-Can was performed for the first time in Paris.
1959 - The Guggenheim Museum was opened in New York. The building was designed by Frank Lloyd Wright.
SCIENCE, INVENTIONS, PATENTS - Today in History, October 21st
1879 - Thomas Edison invented the electric incandescent lamp. It would last 13 1/2 hours before it would burn out.
1915 - The first transatlantic radiotelephone message, Arlington, Virginia to Paris, France took place, on this day in history.
1925 - The photoelectric cell was first demonstrated at the Electric Show in New York City.
1948 - The first facsimile high-speed radio transmission was demonstrated in Washington D.C., today in history.
SPORTS - Today in History - October 21st
1980 - The Philadelphia Phillies won their first World Series in baseball.
1998 - The New York Yankees set a record of 125 victories for the regular and postseason combined.
MUSIC HISTORY - Today in History, October 21st
1957 - "Jailhouse Rock" starring Elvis Presley opened.
1961 - Bob Dylan recorded "Bob Dylan," his first album. He was 20 years old when he did the recording for Columbia Records. The cost to produce the session was $400.
1971 - Today in history, Mick and Bianca Jagger's daughter Jade was born in Paris.
1975 - Elton John received a star on the Hollywood Walk of Fame.
1992 - The erotic photograph book, "Sex," was released by Madonna. The first run of 500,000 copies was sold out.
1997 - Elton John's tribute to Princess Diana broke world record with 318 million recordings distributed, on this day in history.
CELEBRITY BIRTHDAYS - October 21st
1833 - Alfred Nobel, Swedish Scientist.
1956 - Carrie Fisher, born in Beverly Hills, California, actress, Princess Leila-Star Wars, daughter of Eddie Fisher and Debby Reynolds.
1971 - Jade Jagger, Paris, France, daughter of Mick and Bianca Jagger.