The National Woman Suffrage Association first called for a constitutional amendment to give women the right to vote
in the
b 1900s
The 19th amendment legally guarantees American women the right to vote. Achieving this milestone required a lengthy and difficult struggle—victory took decades of agitation and protest. Beginning in the mid-19th century, several generations of woman suffrage supporters lectured, wrote, marched, lobbied, and practiced civil disobedience to achieve what many Americans considered a radical change of the Constitution. Few early supporters lived to see final victory in 1920.