Meet the unsung heroes of the women’s suffrage movement, and relive the fiery, dramatic and unrelenting campaign that led to passage of the 19th Amendment, granting American women the vote and ushering in the largest expansion of voting rights in US history. Part one explores how the challenges facing the women’s suffrage movement, including internal debates over radical tactics and the place of African American women in the movement, shaped the battle in the crucial period from 1906-1915.

Watch The Vote on American Experience, tonight at 9pm on WGBH 2