Describe how the rights of women in the united states changed from the 19th to the 20th centuries.

The Answer Is: In the 19th century, women could only vote in certain states; in the 20th century, the Nineteenth Amendment gave all women the right to vote.

Explanation:

a p e x

the correct answer is history and tradition.

in 1897, pershing became a tactical officer at west point, and that's where he was given the nickname "black jack." pershing's first name is "john," for which "jack" is a nickname, and he was a white man who commanded black troops. hence "black jack".