 She believed that while abortion was sometimes justified it should generally be avoided, and she considered contraception the only practical way to avoid them.In 1921, Sanger founded the American Birth Control League, which later became the Planned Parenthood Federation of America.In New York City, she organized the first birth control clinic to be staffed by all-female doctors, as well as a clinic in Harlem which had an all African-American advisory council, where African-American staff were later added.