March 29th, 1951: Julius and Ethel Rosenberg were convicted of conspiracy to commit espionage in the United States. They were executed two years later.
March 29th, 1971: Lt. William Calley was convicted of premeditated murder and sentenced to life in prison for his roll in the Mai Lai Massacre.
March 29th, 1999: Hanratty Family receives the right to appeal the case of James Hanratty, convicted and executed for the murder of a scientist and his lab assistant.
March 29th, 1961: The 23rd Amendment to the Constitution is ratified by the states, allowing residents of the District of Columbia to vote for President of the United States.