As one of the most influential politicians of his era, Henry Clay was intimately involved in many of the debates and decisions surrounding tariff policy in the United States. In this comprehensive history of tariff legislation, Clay and his co-author William McKinley provide a detailed examination of the political and economic factors that shaped American trade policy from the War of 1812 to the end of the nineteenth century. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.