Effects of War of 1812 I. Nationalism A. Sense of extreme pride in anything American 1. Feel as though they have won their independence again. II. American Manufacturing Grows A. Lack of goods because of British blockade leads to boost in manufacturing and the economy III. Native Americans Weakened A. Lack of power allows American to move West easily and quickly. B. Sense of national pride leads Americans to believe that the land is truly an American right.