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UNITED STATES - CIRCA 1917: American birth control activist Margaret Sanger (1879 - 1966) standing in a train station in Chicago, 1917. (Photo by Chicago Sun-Times/Chicago Daily News collection/Chicago History Museum/Getty Images)

UNITED STATES - CIRCA 1917:  American birth control activist Margaret Sanger (1879 - 1966) standing in a train station in Chicago, 1917. (Photo by Chicago Sun-Times/Chicago Daily News collection/Chicago History Museum/Getty Images)

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UNITED STATES - JANUARY 01: A portrait of Margaret SANGER, in New York in the 1920s. She was the founder of the first North American family planning center. Here she is pictured in her Brooklyn clinic the day it was to be closed down by authorities. (Photo by Keystone-France/Gamma-Keystone via Getty Images)

UNITED STATES - JANUARY 01:  A portrait of Margaret SANGER, in New York in the 1920s. She was the founder of the first North American family planning center. Here she is pictured in her Brooklyn clinic the day it was to be closed down by authorities.  (Photo by Keystone-France/Gamma-Keystone via Getty Images)

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Margaret Sanger seated behind a desk and surrounded by twelve other women, New York, New York, circa 1924. (Photo by Underwood & Underwood/Underwood Archives/Getty Images)

Margaret Sanger seated behind a desk and surrounded by twelve other women, New York, New York, circa 1924. (Photo by Underwood & Underwood/Underwood Archives/Getty Images)

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Portrait of West Virginia Senator Henry Hatfield and internationally known birth control advocate Margaret Sangera, Washington DC, May 12, 1932. Former physician Hatfield introduced a bill legalizing the transportation and distribution of birth control material and information by licensed physicians while Sanger spoke on behalf of the bill before a subcommittee of the Senate Judiciary Committee. (Photo by Underwood Archives/Getty Images)

Portrait of West Virginia Senator Henry Hatfield and internationally known birth control advocate Margaret Sangera, Washington DC, May 12, 1932. Former physician Hatfield introduced a bill legalizing the transportation and distribution of birth control material and information by licensed physicians while Sanger spoke on behalf of the bill before a subcommittee of the Senate Judiciary Committee. (Photo by Underwood Archives/Getty Images)

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circa 1945: Headshot portrait of Margaret Sanger (1883 - 1966), American social activist and founder of Planned Parenthood. (Photo by Hulton Archive/Getty Images)

circa 1945:  Headshot portrait of Margaret Sanger (1883 - 1966), American social activist and founder of Planned Parenthood.  (Photo by Hulton Archive/Getty Images)