The Equal Rights Amendment, which would prohibit discrimination based on gender, was sent to the states for ratification in 1972. Congress set a deadline of 1979 for three-quarters of state legislatures to ratify the amendment, then extended it to 1982.

Legal scholars say President Joe Biden might be right about the Equal Rights Amendment — but his declaration on Friday has no legal significance. In a surprise move on his way out of office, Biden proclaimed that the amendment has met the requirements for ratification and is now part of the Constitution.