It was the 19th Amendment that granted women the right to vote. A lot of this had to do with the fact that the Civil War had ended slavery and given lots more rights to blacks, which women found as inspirational.
A. Civil rights act of 1964
Thinking he guided the litigation that destroyed the legal under prinnings of JIM crow SEGREGATION
Im not sure if youre looking for a state but if you are then that would be the Nebraska populist party