This document provides an overview of topics to be covered related to big business, labor, and industrialization after the US Civil War, including: 1) The growth of railroads across the US and their impact on travel, commerce, and related industries between 1860-1880. 2) The rise of large-scale industrial agriculture and whether small family farms could compete. 3) Major industrial figures of the period, often termed "Captains of Industry" or "Robber Barons," who dominated industries like railroads, oil, steel, and banking through consolidation and integration. 4) Key technologies and inventions such as the telegraph, telephone, typewriter, and sewing machine that enabled industrialization.