Final answer:
The time period between A.D. 500 and 1500, known as the Medieval period or the Middle Ages, was centered around castles and the lands of the lords. People lived in small villages and the majority of the population were peasants or serfs.
Step-by-step explanation:
The time period between A.D. 500 and 1500, when life revolved around castles and the lands of the lords, is known as the Medieval period or the Middle Ages. During this time, Europe experienced political and military discord due to the fall of the Roman Empire and the absence of a centralized power. People lived in small villages, with the lord's castle and the church being the central focus. The majority of the population consisted of peasants or serfs.