The 18th President of the United States and 6th Commanding General of the United States Army, Ulysses S. Grant wrote his memoirs during the final year of his life. Very highly regarded, President Grant's memoirs focus on his military career, particularly his exceptional service in the Civil War, and on his two terms as President. The memoirs, initially published by Mark Twain, give a truly fascinating insight into a remarkable man, pivotal in American history.