In fully developed vassalage, the lord and the vassal would take part in a commendation ceremony composed of two parts, the homage and the fealty, including the use of Christian sacraments to show its sacred importance. According to Eginhard's brief description, the "commendatio" made to Pippin the Younger in 757 by Tassilo III, Duke of Bavaria, involved the relics of Saints Denis, Rusticus, Éleuthère, Martin, and Germain – apparently assembled at Compiegne for the event. Such refinements were not included from the outset when it was time of crisis, war, hunger, etc. Under feudalism, those who were weakest needed the protection of the knights who owned the weapons and knew how to fight.