The Monroe Doctrine, outlining how the United States would treat other nations, originated with President James Monroe during a speech to Congress in late 1823. The doctrine he proposed sought to limit European influence in the Western Hemisphere. In this fascinating book, easy-to-read text, primary source materials, sidebars and fact boxes show how world events during this time caused the Monroe Doctrine to be written. How it affected our relationship with the world for years to come is also discussed.