However, during the mid-1970s, a conservative backlash against feminism eroded support for the Equal Rights Amendment, which ultimately failed to achieve ratification by the a requisite 38, or three-fourths, of the states.

Why did the Equal Rights Amendment fail?

Working women did not want the National Woman's Party to promote the ERA, either. The ERA, thus, faltered because it failed to take into account the needs of working women and women of color. ...

Did the Equal Rights Amendment fail to pass?

Non-ratifying states with one-house approval

At various times, in six of the 12 non-ratifying states, one house of the legislature approved the ERA. It failed in those states because both houses of a state's legislature must approve, during the same session, in order for that state to be deemed to have ratified.