How have different forms of governance been constructed and maintained over time ? (ap world history) pls

Farmers used plows, wheelbarrows, etc. to help farm, which was the basis of community ability to use metal. The Five themes of AP World History serve as unifying threads through which you can examine broader themes throughout each period. ... Political Structures and Forms of Governance – Empires – Nations and ... Refers to the processes by which hierarchical systems of rule have been constructed and maintained

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

not really sure i needed the points. sorry