Women in the United States were most affected by which amendment

The 14th and 15th amendments

Women in the United States were most affected by 19th amendment.

Explanation:

The nineteenth modification to the U. S. Constitution, guaranteeing girls the proper to vote, is lapsed Congress and sent to the states for approval.

The girls's franchise movement was supported within the mid-19th century by women United Nations agency had become politically active through their add the reformist and temperance movements.