The Secret Emissary tells the story of a young Mexican from a wealthy family in Sonora, Mexico. Educated in Spain, Luis Esquerre Calella de Valderano is a skilled researcher and writer, and with a penchant for international relations and diplomacy, he becomes an unofficial Vatican liaison with an American diplomat during the 1919 Paris Peace Conference. A talented academic, accomplished musician, and agile sportsman-a friend to popes and aristocrats...