The Partnership

On September 1, 1939, the day World War II broke out in Europe, Gen. George Marshall was sworn in as chief of staff of the U.S. Army. Ten months later, Roosevelt appointed Henry Stimson secretary of war. For the next five years, from adjoining offices in the Pentagon, Marshall and Stimson headed the army machine that ground down the Axis. Theirs was one of the most consequential collaborations of the twentieth century. A dual biography of these two remarkable Americans, The Partnership tells the story of how they worked together to win World War II and reshape not only the United States, but the world.

The general and the secretary traveled very different paths to power. Educated at Yale, where he was Skull and Bones, and at Harvard Law, Henry Stimson joined the Wall Street law firm of Elihu Root, future secretary of war and state himself, and married the descendant of a Founding Father. He went on to serve as secretary of war under Taft, governor-general of the...