Richards explains how Southerners envisioned California as a new market for slaves for digging for gold, schemed to tie California to the South via railroad, and imagined splitting off the state’s southern half for a slave state. We see how the Gold Rush influenced other regional and national squabbles, and we meet renegade New York Democrat David Broderick, who became a force in San Francisco politics in 1849, and his archrival, William Gwin, a major Mississippi slaveholder.