Betty led the National Women's Strike Coalition to organize a protest against unequal pay for women's work. The Equal Rights Amendment was passed by the U.S. House of Representatives in 1971 and then by the Senate in 1972, finally allowing women to be considered equal. In 1973, the Roe v. Wade court case established that abortion was legal for a woman in her first trimester of pregnancy. Thanks to the First, Fourth, Ninth, and Fourteenth Amendments, women's “zone of privacy” was so broad that a woman could legally decide whether or not to terminate her pregnancy. Even today, abortion is a highly debated topic with many protests