1999 -- Columbine High School massacre,
Killing 12 students and 1 teacher
1775 -- The American Revolution begins at Lexington and Concord
1897 -- The First Boston Marathon is ran
1971 -- The first demonstration of Vietnam Veterans against the war
1995 -- The Oklahoma City bombing, the worst act of terrorism on U.S. soil by an
American, Timothy McVeigh, killing 168 people, 19 of which were young
children
1961-- Bay of Pigs Invasion begins
1970 -- NASA's Apollo 13 returns home
1940 -- Bob Feller throws his first no-hitter for the Cleveland Indians against the
Chicago White Sox
2007 -- The massacre at Virginia Tech kills 32 people
1865 -- President Lincoln is pronounced dead at 7:22 A.M. from gunshot wound from
previous night
1912 -- Cruise Ship "The Titanic" sinks after striking ice berg in the Atlantic
1947 -- Jackie Robinson breaks "The Color Barrier" by becoming the first African-American in
Major League Baseball
2013 -- The bombing at the Boston Marathon; many casualties suffered
1865 -- President Lincoln is shot by John Wilkes Booth at Ford's Theater
1861 -- First shots fired on Fort Sumter starting the Civil War
1945 -- President Franklin D. Roosevelt passes away
1945 -- The U.S. Military Army liberates Buchenwald Concentration Camp in
Germany.
1961 -- Bob Dylan plays his first major gig in New York City at only 19 years old.
1866 -- The American Society of the Prevention of Cruelty to Animals is established
by Henry Bergh, a diplomat appointed by President Lincoln
1953 -- "The House of Wax" is created by Hollywood as THE FIRST color 3-D movie
1970 -- Paul McCartney announces the break-up of The Beatles