What notable system did William the Conqueror establish in England after his invasion?

William the Conqueror established the Feudal System in England after his invasion in 1066. This system was characterized by a hierarchy of land ownership and obligations, where the king granted large estates to his most important nobles in exchange for military support. These nobles, known as lords or barons, would then have vassals beneath them who were granted portions of the land in return for service and loyalty. This structure helped William secure his control over England by creating a network of loyalty and protection among his followers, which was essential for maintaining order and governance in the newly conquered territory.

In contrast, other options like the Parliamentary System, which developed later as a means of involving the wider populace in governance, are not applicable to this era as parliament did not emerge until centuries after William's reign. Additionally, the Meritocratic System, which rewards individuals based on ability and talent, was not a feature of the feudal society that relied heavily on hereditary privilege and social class. Lastly, the Socialist System, which emphasizes collective ownership and equal distribution of resources, also did not align with the feudal practices that dominated England during William's time. The Feudal System was foundational in shaping the social, political, and economic landscape of medieval England and established a