Based on historical evidence, the scholar that relied heavily on the evidence about the substance of today's political debate is David M. Kennedy.
This is evident in the fact that David M. Kennedy utilized the substantial fulfillment of the civil rights agenda in a political debate.
The evidence he used was that the political system formulated to harmonize the varying societal differences such as abortion, gay rights, etc., is similar to the politicking of the nineteenth century.
Hence, in this case, it is concluded that David M. Kennedy is the scholar that relied heavily on evidence about the substance of today's political debate.
African americans cuz back in the south where racism began us whites thought we were better than colored people so we stole them to be our slaves, and do OUR labor