The 19th Amendment was ratified 100 years ago this week. In this episode, we bring you bonus material from our Chronicle: "Pioneers. Patriots. Trailblazers."

Hear more from our interview with former US senator Nancy Kassebaum Baker. She reveals what it was really like being the only woman in the chamber for two years, and tells Haley about the issue that drew the ugliest phone calls from constituents.

Then, a look at the ways black women (and men) were kept from voting even after the 15th and 19th Amendments.