Governor Palin belongs to the party that freed the slaves, enshrined African American rights in the Constitution, and passed the Civil Rights Act of 1964. Barack Obama belongs to the party of the Ku Klux Klan. Just ask Senator Robert Byrd.
He also belongs to the party that welcomed the Populist Party into its fold. The Populist Party was a regional, anti-semitic party in the Southwest that helped shape some of the democratic policies.