in 1964, she co-founded the mississippi freedom democratic party (mfdp). this organization challenged the local democratic party’s racist efforts. in 1968, hamer became an official member of mississippi’s first delegation to have both white and black americans. she organized many more operations and rallies in support of civil rights. hamer traveled around the country, giving powerful speeches. in 1971, hamer helped to found the national women’s political caucus.