Saint Valentine dies a martyr, President Polk has his picture snapped, Al Capone sends his foes a violent Valentine's Day message, and Jackie Kennedy invites TV viewers inside the White House, all on this day.
45 / 50
National Archives & Records Administration
1999: John Ehrlichman, who was counsel and assistant to the president for domestic affairs under President Richard Nixon, dies of complications from diabetes at the age of 73 in Atlanta, Ga. Ehrlichman was a key figure in events leading to the Watergate first break-in and the ensuing Watergate scandal, for which he was convicted of conspiracy, obstruction of justice and perjury. He served a year and a half in prison for his crimes.