Chronology of the U.S. Army in World War II, 1941-1945, first published in 1960, is an authoritative day-by-day account of the U.S. Army and enemy forces between December 7, 1941 until the war's end in late 1945. Covering all theaters, the "Chronology, " re-issued in a new, more legible format, remains a leading reference on the events of the war, and includes a useful list of operation codewords and a massive index of more than 100 pages.