Government is the authority or rule over a state. Government is what a society makes to enforce policies. There are four big reasons for a government and they are to ensure national security, social order, making economic decisions and public services. The first purpose of government is to provide national security. The government must provide protection from foreign countries, illegal immigrants, terrorism,etc. There are different armed forces such as the CIA and the FBI that serve to assure security in the US. The government provides different types of armed forces for different types of dangers. Secondly the government needs to maintain social order. Police, fire departments, and court systems all keep social order in the U.S. Without