Rule by the strongest. There is no government. Usually a temporary form of government.
Rule by a small group (such as a high council).
Rule by a single individual who wields unlimited power.
Rule by a communist party, whether it be Marxist-Leninist, Stalinist, Maoist or some other similar philosophy.
Rule by corporations. The government is either one or several corporations, or entirely influenced by corporations.
Rule by jury. Juries chosen from random people debate an issue and reach a consensus. An abstract form of democracy.
Rule by the people. Every law and decision are put to a vote. This is the truest form of democracy, but only works in a limited fashion over small populations.
Rule by representatives elected by the population. An abstract form of polity.
Rule by six members of the government's peak. Every official either inherits the position or is given the position.
Rule by merit. All government officials receive their position based on demonstrated talent and ability, rather than by wealth, family, class, or election. In a meritocracy, society rewards (by wealth, position, and social status) those who demonstrated talent and competence, demonstrated through past actions or by competition.
Rule of an individual who attains position because of hereditary lines and rules supreme. A form of autocracy.
Rule of an individual who attains position because of hereditary lines. It is assumed that the monarch is head of state, with someone else as head of government, whether chosen by the monarch or by the people.
Rule of an individual who attains position by being chosen by a small group. Elective monarchy and aristocracy often overlap
Rule by organized crime. Usually several factions or cartels rise to power and balance ecah other through conflict and cooperation.
Rule by a small group wielding virtually unlimited power for evil or selfish goals. Oligarcy and plutocracy often overlap.
Rule by the wealthy. The upper classes completely control all laws and government positions.
Rule by representatives elected by certain classes of the population. Essentially a combination of democracy and oligarcy
Rule by machines. The rule may be both benevolent or malevolent.
Rule by the military. All government officials are military personnel.
Rule by scientists. The government strives towards technological advancement to the exclusion of all else.
Rule by the church. In this case, church and state are virtually one. Priests hold political offices and adherence to the religion is required for citizenship.
Rule by landowners. A form of plutocracy
Rule by a single individual or party that wields unlimited political power.