Here’s a look at some interesting events that took place on this day in history:

1781 – William Herschel discovers Uranus, the seventh planet from the sun (More info)

1865 – The Confederate States of America agree to the use of African-American troops (More info)

1868 – The Senate begins President Andrew Johnson’s impeachment trial (More info)

1925 – Tennessee passes a bill prohibiting the teaching of evolution in public schools (More info)

1991 – The United States Department of Justice announces that Exxon has agreed to pay $1 billion for the clean-up of the Exxon Valdez oil spill in Alaska (More info)