MONARCHY: a form of government with a monarch at the head.
Monarch: a hereditary sovereign, as a king, queen, or emperor
OLIGARCHY: a small group of people having control of a country, organization, or institution.
DEMOCRACY: a system of government by the whole population or all the eligible members of a state, typically through elections.
These people could be distinguished by royalty, wealth, family ties, education, corporate, or military control. Such states are often controlled by a few prominent families who pass their influence from one generation to the next.
Throughout history, oligarchies have been tyrannical (relying on public servitude to exist) or relatively benign. Aristotle pioneered the use of the term as a synonym for rule by the rich, for which the exact term is plutocracy, but oligarchy is not always a rule by wealth, as oligarchs can simply be a privileged group, and do not have to be connected by bloodlines as in a monarchy.
Forms of monarchy differ widely based on the level of legal autonomy the monarch holds in governance, the method of selection of the monarch, and any predetermined limits on the length of their tenure. Powers of monarch
Today, the extent of a monarch's powers varies:
* In an absolute monarchy, the monarch rules as an autocrat, with absolute power over the state and government—for example, the right to rule by decree, promulgate laws, and impose punishments. * In a constitutional monarchy the monarch is subject to a constitution. The monarch serves as a ceremonial figurehead symbol of national unity and state continuity. The monarch is nominally sovereign but the electorate, through their parliament/legislature, exercise usually limited political sovereignty. Constitutional monarchs have limited political power. A monarch's powers and influence may...