The Nobility of the Holy Roman Empire consisted of various ranks and titles, including princes, counts, and barons. This social class played a significant role in the governance and administration of the empire, which was a complex political entity in Central Europe from the medieval period until the early 19th century. Nobles often held vast lands and were responsible for local justice and military service. Nobles were also influential in the Imperial Diet, the assembly that represented the various territories of the empire. They had the privilege of participating in decisions regarding laws and policies, which helped shape the political landscape of the Holy Roman Empire. Their power and influence varied greatly depending on their wealth and connections.