20th Century Human Experimentation

Start of Timeline

Jan 1, 1900

Unit 731

Period: Jul 7, 1937 to Sep 9, 1945

Unit 731 ranged from 1937 to 1945

Nazi Human Experiments

Period: Jan 1, 1939 to May 7, 1945

Nazi Human Experiments ranged from 1939 to 1945

Lobotomy

Period: Jan 1, 1940 to Jul 31, 1955

Lobotomy was popular from the 1940s to mid 1950s

Project MKUltra

Period: Jan 1, 1950 to Dec 17, 1973

From the early 1950s to 1973

End of timeline

Dec 31, 1999