On March 29, 1971, Charles Manson was convicted for his role in the murders of Sharon Tate and six others in 1969 in California.
http://www.rollingstone.com/culture/news/charles-manson-the-incredible-story-of-the-most-dangerous-man-alive-19700625
Lt. William Calley was convicted for his role in the murders of hundreds of Vietnamese civilians in 1968 in MyLai, Vietnam.
http://famous-trials.com/mylaicourts/1656-myl-intro
