In the feudal system, there is an absence of a strong central authority. There is diffusion of governmental power through the granting of administrative and legal authority over particular lands by higher lords to vassals sworn by voluntary oath to support or serve them, usually by military means. Under feudalism, medieval society formed a pyramid, with the King at the top. The King theoretically owned all the land in the country, parceling it out to the lords, in exchange for (mainly military) support. As well as the land, the lord obtained rights to control its use and enforce the law within its boundaries. When the feudal lord actually gave a piece of land to the vassal it was called a fief. In many cases, ownership of land was the vassal 's as long as the vassal fulfilled his responsibilities. If both parties fulfilled their obligations, then both benefited. The obligation attached to particular holdings of land that the peasant household should supply the lord with specified labour services or a part of its output, or cash in lieu thereof, subject to the custom of the
References: www.themiddlepages.tripod.com/feudal_stystem.htm Civilization of the Middle Ages by Norman Cantor. Harperperennial Library, 1994.