It is the 72nd day of the year, with only 293 days remaining until the end of the year.
1862 - The U.S. federal government forbids all Union army officers to return fugitive slaves, thus effectively annulling the Fugitive Slave Act of 1850 and setting the stage for the Emancipation Proclamation.
1865 - The Confederate States of America finally agree to the use of African-American troops.
1925 - A new law in the state of Tennessee prohibits the teaching of evolution.
1933 - Banks in the United States begin to re-open after they were declared "on holiday."
1943 - German forces liquidate the Jewish ghetto in Krakow, Poland.
1954 - At the Battle of Dien Bien Phu, Viet Minh forces attack the French forces.
1991 - The United States Department of Justice, announces that Exxon had agreed to pay $1 billion for the clean-up of the Exxon Valdez oil spill in Alaska.
2003 - The journal, Nature, reports that 350,000-year-old footprints of an upright-walking human have been found in Italy.