in the latter half of the ___ century, the United States federal government faced numerous _____ as the nation dealt with the realities of the end of the civil war. _______ policies dominated the south, _____ west led to conflicts with the plain Indians, and the rapid rise of industry in the northeast created extreme wealth for the ______ of _______ found themselves working long hours for low wages in dangerous conditions in sprawling urban centers. these realities set the stage for a societal examination of the disparity of wealth in what would become known as progressive reform at the turn of the _____​