“In 1944, when the “whites only” primaries in the South were abolished, American Negroes began to vote in large numbers for the first time. Now [1964], two decades later, the Negro vote is becoming an important element in local, state, and national elections. The questions that arise in this 1964 Presidential election year are: How will the Negro vote? Will he go Democratic or Republican? What does the Negro vote want? Negro voting influence, however, varies with the regions of the country”