Governments of all the countries, including the United States of America, have five purposes. They are defense, national identity, representation, social welfare, and infrastructure. A government, basically, has three branches - the Executive, the Legislative, and the Judicial.
Citizens are the source of power in the government.
we control which representatives get elected.
The ingredients and the efffect to the west are:
- Agricultures,
The development of agricultures that stopped people from hunting/gathering ways into planting crops/harvest, which became the main economy of the west
- Cities
The building that by the western societies prevent invaders from taking their
resrouces
- Population
Due to massive food source, the population in western hemisphere grew rapidly