Question: In which year did this American voting rights activist, a leader in the Civil Rights Movement, and philanthropist, who wrote an autobiographical essay on the aftermath of the lynching of Joe Pullen, represent her party at Democratic National Convention?
Sentence (from "Euvester Simpson"): A Student Nonviolent Coordinating Committee (SNCC) member at the age of 17, she helped blacks learn to read, write, and register to vote in Mississippi during the movement.
Relevant evidence: No