OCM Terms:  community heads, police, territorial organization, territorial hierarchy, form and rules of government, chief executive, judicial authority

OCM Terms:  population, composition of population, community structure, community heads, territorial hierarchy, chief executive

OCM Terms:  population, sociocultural trends, records, writing, agriculture, diet, bone, horn, and shell technology, settlement patterns, medium of exchange, occupational specialization, land transport, social stratification, castes, classes, slavery, residence, territorial organization, territorial hierarchy, form and rules of government

OCM Terms:  territorial organization, territorial hierarchy

OCM Terms:  external trade, community heads, districts, provinces, form and rules of government, chief executive, political behavior

OCM Terms:  form and rules of government, chief executive, deliberative councils

OCM Terms:  community structure, territorial hierarchy

OCM Terms:  territorial organization, territorial hierarchy, districts, provinces, government institutions, chief executive

OCM Terms:  education system

OCM Terms:  chief executive