Which 1964 political group challenged Mississippi’s all-white Democratic delegation at the national convention?

The Mississippi Freedom Democratic Party challenged Mississippi’s all-white Democratic delegation at the 1964 Democratic National Convention.

The party was created in 1964 because Mississippi’s regular Democratic Party excluded Black citizens through intimidation, discriminatory registration practices, and other barriers. Fannie Lou Hamer, Ella Baker, Aaron Henry, and other activists helped build the alternative party during Freedom Summer.

At the convention in Atlantic City, the delegation argued that the regular Mississippi delegation did not represent the state’s population. Hamer’s televised testimony about beatings and voter suppression became one of the most powerful moments of the civil rights era.

The party did not receive the full seating it sought. A compromise offered two at-large seats, which delegates rejected, but the challenge increased national pressure on the Democratic Party. The MFDP is sometimes confused with Freedom Summer itself; Freedom Summer was the broader 1964 organizing campaign, while the MFDP was a political organization created within that struggle.