Building a House Divided: Slavery, Westward Expansion, and the Roots of the Civil War

By the time Abraham Lincoln asserted in 1858 that the nation could not “endure permanently half slave and half free,” the rift that would split the country in civil war was well defined. The origins and evolution of the coming conflict between North and South can in fact be traced back to the early years of the American Republic, as Stephen G. Hyslop demonstrates in Building a House Divided, an exploration of how the incipient fissure between the Union’s initial slave states and free states...