April 10, 837
Halley's Comet comes to within 3.2 million miles of Earth.
1865
Confederate General Robert E. Lee addresses his troops for the last time, one day after surrendering the Army of Northern Virginia to Union General U.S. Grant.
1925
"The Great Gatsby" is published.
1970
Paul McCartney, of The Beatles, announces he is leaving the band.
1992
Sam Kinison is killed in a head-on crash near Needles, California.