What goal did women's rights activists achieve by the end of the 1800s?

The breaking down barriers to women attending college is one thing.

The more important thing is the granting The right to vote "Women's Suffrage".

Explanation:

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

to force terrorists groups to stop attacking western targets using massive military force.