A monarchy is a form of government in which supreme power is absolutely or nominally lodged with an individual, who is the head of state, often for life or until abdication, and "is wholly set apart from all other members of the state."[1] The person who heads a monarchy is called a monarch. It was a common form of government in the world during the ancient and medieval times.the monarch is the king and can give his decisions.no one is above the monarch.he is the ruler