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?
{'answer': '1964', 'supporting_facts': [['Joe Pullen', 4], ['Fannie Lou Hamer', 0], ['Fannie Lou Hamer', 2]]}