Fannie Lou Hamer was an American civil rights activist born in 1917 in Mississippi. She became involved in the civil rights movement in the 1960s, working to register African Americans to vote and combatting racial segregation and discrimination. Hamer co-founded the Mississippi Freedom Democratic Party and famously spoke at the 1964 Democratic National Convention, where she passionately advocated for the rights of African Americans. Throughout her life, Hamer fought tirelessly for social justice and equality, leaving a lasting impact on the civil rights movement in the United States.