MMP has light shelfwear to edges. Pages tight and clean, but yellowed due to age. Spine has small creases. pages. MMP Binding. Year: 1992. ISBN: 0671730096. As the US Army redefines its mission in a fast-changing world, its forces are fighting new enemies. Captain Mark Isen is part of Operation Sentinel, training the Mexican Army for battle against heavily armed drug smugglers, when war explodes on America's most vulnerable front. A band of right wing German terrorists have begun a series of deadly attacks on US citizens-overseas and at home.