The major source of debate between <span>william mckinley and william jennings bryan in the election of 1896 is the fact that </span><span>william jennings bryan supports for populist policies and free silver. he is </span>and a dominant force in the populist wing of the Democratic Party
I'm afraid I couldn't give you a complete answer, or the answer that you're looking for, for this question regarding the Native-born Americans in 1860's since there is no map provided with this question. Try re-posting this question with the map on it.