1) Maintain order- This is done in several different ways including the development of a police force, the creation of laws, and the creation of a unified currency. 2) Provide services- The government provides valuable services to people such as healthcare, fixing infrastructure/roads, and developing public transportation. 3) Provide security- This includes the creation of the army/law enforcement. 4) Make economic decisions- The government decides on how to spend tax payer money and what laws/restrictions to implement into the economy