th of fealty involved the younger lord, called a vassal, promising support and loyalty to the older lord. The vassal was expected to provide troops, military service, and garrison for the older lord's castle. The vassal was also expected to provide monetary support and advice on any matter the senior lord deemed necessary. The land that a vassal was given was considered to be hereditary, provided that the vassal's conduct and heir were satisfactory.
             In return the older lord was obligated to see to the well-being and happiness of his vassals. He couldn't unfairly tax or confiscate lands from a vassal, nor could he allow his vassal to be attacked without sending some sort of military support. The lord was not allowed to attack or plan
             ...