 Colonel Karnes received them, listened to their story, and agreed, but admonished them by saying that a lasting peace could be negotiated only when the Comanches gave up the Anglo captives that they held, estimated at thirteen.Albert Sidney Johnston, the Texas Secretary of War, had ordered San Antonio officials to take the Comanche delegates as hostages if they failed to deliver all captives.In March, Muguara, a powerful eastern Comanche chief, led 65 Comanches, including women and children, to San Antonio for peace talks.