Social- Development and transformation of social structures
Gender roles, and Relations, Family and Kinship, Racial and ethnic constructions, Social and economic classes
Political- State building, expansion, and conflict
Political structures and forms of governance, Empires, Nations and nationalism, Revolts and Revolutions, Regional Trans regional and global structures and organizations
Interaction between humans and the environment
Demography and disease, Migration, Patterns of settlement, Technology
Cultural- Development and interactions of cultures
Religions, Belief systems, philosophies, and ideologies, Science and technology, The arts and architecture
Economic- Creation, expansion and interaction of economic systems
Agriculture and pastoral production, Trade and commerce, Labor systems, Industrialization, Capitalism and socialism
