April 30, 1889 - George Washington's inauguration became the first U.S. national holiday.

April 29, 1990 - The destruction of the Berlin Wall began.

April 29, 1945 - In a bunker in Berlin, Adolf Hitler and Eva Braun were married. Hitler designated Admiral Karl Doenitz his successor.

April 28, 1686 - The first volume of Isaac Newton's "Principia Mathamatic" was published.

April 27, 1965 - "Pampers" were patented by R.C. Duncan.

April 27, 1773 - British Parliament passed the Tea Act.

April 26, 1983 - Dow Jones Industrial Average broke 1,200 for first time.

April 25, 1684 - A patent was granted for the thimble.

April 25, 1901 - New York became the first state to require license plates for cars. The fee was $1.

Try out our weekly trivia quiz! http://ping.fm/Wwx3n

April 24, 1889 - The Edison General Electric Company was organized.

April 23, 1985 - The Coca-Cola Company announced that it was changing its 99-year-old secret formula. New Coke was not successful, which resulted in the resumption of selling the original version.

April 22, 1876 - Eight baseball teams began the inaugural season of the National League.

April 21, 1789 - John Adams was sworn in as the first U.S. Vice President.

April 20, 1961 - In the U.S., FM stereo broadcasting was approved by the FCC.

April 19, 1764 - The English Parliament banned the American colonies from printing paper money.

April 18, 1934 - The first Laundromat opened. It was in Fort Worth, TX.

April 17, 1964 - The Ford Motor Company unveiled its new Mustang model.

April 16, 1999 - Wayne Gretzky announced his retirement from the National Hockey League (NHL).

April 15, 1817 - The first American school for the deaf was opened in Hartford, CT.

April 14, 1902 - James Cash (J.C.) Penney opened his first retail store in Kemmerer, WY. It was called the Golden Rule Store.

April 13, 1943 - U.S. President Franklin D. Roosevelt dedicated the Jefferson Memorial.

April 11, 1985 - USA for Africa's "We Are The World" album was released.

April 12, 1981 - The space shuttle Columbia blasted off from Cape Canaveral, FL, on its first test flight.

April 11, 1783 - The U.S. Congress proclaimed a formal end to hostilities with Great Britain.

The new Trivia Quiz is up at:
http://ping.fm/sytMS

April 10, 1790 - The U.S. patent system was established.

April 9, 1959 - NASA announced the selection of America's first seven astronauts.

April 8, 1789 - The U.S. House of Representatives held its first meeting.

April 7, 1970 - John Wayne won his first and only Oscar for his role in "True Grit." He had been in over 200 films.

April 7, 1933 - Prohibition ended in the United States.

April 6, 1896 - The first modern Olympic Games began in Athens, Greece.

April 5, 1985 - At least 5,000 radio stations around the world simultaneously played the song "We Are the World."

April 4, 1581 - Frances Drake completed the circumnavigation of the world.

April 3, 1968 - Martin Luther King Jr. delivered his "mountaintop" speech just 24 hours before he was assassinated.

April 2, 1956 - "The Edge of Night" and "As the World Turns" debuted on CBS-TV.

April 1, 1778 - Oliver Pollock, a New Orleans businessman, created the "$" symbol.

April 1, 1621 - The Plymouth, Massachusetts, colonists created the first treaty with Native Americans.