"The Conquest of a Continent" was the first attempt to give an authentic racial history of the USA, based on the scientific interpretation of race as distinguished from language and from geographic distribution. The Cradle of Mankind The Nordic Conquest of Europe The Nordic Settlement of America The Puritans in New England The Gateways to the West from New England and Virginia Virginia and Her Neighbors The Old Northwest Territory The Mountaineers Conquer the Southwest From the Mississippi to the Oregon The Spoils of the Mexican War The Alien Invasion The Transformation of America Checking the Alien Invasion The Legacy of Slavery Our Neighbors on the North Our Neighbors on the South The Nordic Outlook