Band – typically formed by several families living together based on marriage ties, common descendants, friendship affiliations, and members usually have a common interest or enemy. The
main source of integration is kinship either by blood or affinity.
Tribe – is considered an acephalous political system. Tribes are organized through the presence of pantribal associations or sodalities that come in form of a council or tribal elders.
Bands and tribes are considered the simplest political systems.
Chiefdom – formal leadership exists and authority rests solely on the members of a select family.
Simplechiefdom – characterized by a central village or community ruled by a single family
Complex chiefdom – composed of several simple chiefdoms ruled by a single paramount chief residing in a single paramount center
Nation – groups of people that shared a common history, language, traditions, customs, habits, and ethnicity.
Legitimacy – is a moral and ethical concept that bestows one who possesses power the right to exercise such power since such is perceived to be justified and proper
Authority – is the power to make binding decisions and issue commands. It is necessary for a leader
to possess authority.
Charismatic authority – whose legitimacy emanates from the charisma of the individual, which for some can be seen as a ‘gift of grace’ or the possession of ‘gravitas’ or authority derived from a
higher power such as those that are associated with the divine right of kings
Rational-legal or bureaucraticauthority – authority draws its legitimacy from formal rules promulgated by the state through its fundamental and implementing laws.
Traditional authority is legitimated by the sanctity of custom and tradition. The ability and right to rule is
passed down, often through heredity.