A dramatic portrait of one of America's most compelling generals & presidents Ulysses S Grant by Pulitzer Prize winner Ron Chernow author of the book on which the astonishing musical Hamilton is based As late as April 1861 when the American Civil War broke out Ulysses S Grant was a dismal failure A competent officer in the war against Mexico he had resigned from the army over his drinking & had sunk into poverty as a civilian losing all his money in hopeless investments He had failed to secure the command of a volunteer unit & was about to return to his abject life working in his family's leather-goods store when he was offered the colonelcy of an Illinois regiment Less than four years later he was the commanding general of the victorious Union armies & was hailed as a military genius He later served two terms as President of the United States This is the epic biography of a very unheroic American hero a modest reticent & principled man who surprised the world & changed it for the better