Southern states resisted the ratification of the fifteenth amendment by

not allowing black people to vote, starting the ku klux klan, Black people felt there lives at risk to whites to vote so they didn't. And again what are you're options.

(this was a varified answer and found it but thought it would help you as well since its the same question on!! :D)

    TheChunkyLion- Helping Hand  is the orginal answerer

he was able to speed up production of the processing of seeds

i think it’s a i hope that right : )