1846 is the year in which the armies of Mexico and the United States faced off in a two-year territorial conflict which many in Washington did not expect to last two weeks. Civilian Peace Commissioner Nicholas Trist, upright family man employed in the State Department, rides with the U.S. Army through war-torn Mexico in hopes of making a peace treaty that very few believe is even possible. His harrowing secret mission becomes far more a secret in the end than it was at the start; so much so that most of us have never heard of it. But it's all here now - living history with its extraordinary...