Although Robert E. Lee surrendered at Appomattox Court House in April, 1865, some Confederates refused to abandon their cause. Fallen Guidon, originally published in 1962 by Jack Rittenhouse's Stagecoach Press, describes the adventures of a Confederate brigade that, rather than surrender, decided to transplant its vision of a Southern Empire in the troubled soil of Mexico. This popularly written history, based on archival sources and the reminiscences...