1781 – English astronomer William Hershel identified Uranus, the first planet to be discovered with a telescope.
1865 – In a desperate measure against battle losses during the Civil War, the Confederacy approved the use of Negro troops.
1868 – The impeachment trial of President Andrew B. Johnson began.
1877 – Chester Greenwood of Farmington, ME received a patent for the earmuff.
1881 – Czar Alexander II of Russia was killed in St. Petersburg by a bomb thrown by a member of the revolutionary “People’s Will.”
1930 – Clyde W. Tombaugh discovered Pluto while looking for another planet in the solar system from the Lowell Observatory in Flagstaff, AZ.
1942 – The Quartermaster Corps of the U.S. Army began training dogs for the newly established War Dog Program, or “K-9 Corps.”
1987 – Jack Morris, pitcher with Sparky Anderson’s Detroit Tigers, received the largest arbitration settlement in professional baseball. He was awarded $1.85 million to play for the Tigers in 1988.





