. . . "The thirty-six chapters reflect changes in the military art. Each chapter deals with one case drawn from recent military history that illustrates and illuminates a problem with which a modern professional soldier may have to contend. Each case is set in its strategic and operational context, explained in detail, and briefly analyzed." . . . . "History" . "History"@en . "Military history" . "Military history"@en . "Combined arms in battle since 1939" . "Combined arms in battle since 1939"@en . . . . . . . . . . . "United States" . . . . "1900 - 1999" . .