Instrument of Peace Army Gen. Douglas MacArthur signs the Instrument of Peace as supreme commander of the Allied powers during the Japanese surrender ceremony aboard the USS Missouri, Sept. 2, 1945. Shown behind MacArthur are Army Lt. Gen. Jonathan Wainwright, left, and Lt. Gen. A.E. Percival, British commander of Singapore. SHARE: Download: Full Size (0.96 MB) Tags: World War II Credit: Army VIRIN: 450902-O-ZZ999-003C.JPG Photo Gallery