no
That the country remains a monarchy.
The previous monarch must die or abdicate.
Monarchs historically came to power because they had the support of the people, the bureaucracy and the aristocracy. Being popular would stop the people from revolting. In Medieval Europe the church provided the clerks for the bureaucracy. Keeping on good terms with the bishops and the Pope would usually ensure the support of the bureaucracy. The aristocracy was usually controlled by handing out prestigious offices. Often the nobles were as rich or richer than the king and had more fighting men. It was important to keep these people loyal. The most important requirement for a new monarch to gain power was for the current monarch to be very unpopular. The most important thing for a reigning monarch to gain more power was to make sure that all important decisions had to be made by him.
Probably 10.
The death or abdication of the previous monarch.
no
That the country remains a monarchy.
The death of the incumbent (from natural causes or otherwise).
When a monarch has unlimited power, the government is called an absolute monarchy.
It demonstrated that power reverted to the people when a monarch was absent.
Parliament
The monarch had the power to make or change laws, to collect some kinds of taxes and estates.
English rulers turned to parliament for funds. In this way, it could limit the power of the monarch.
English rulers turned to parliament for funds. In this way, it could limit the power of the monarch.
The previous monarch must die or abdicate.
absolute monarch