The national government has powers that are spelled out in the constitution.

Expressed powers.

Explanation:

Those powers that are specified in the constitution are known as the Expressed powers. Other names of this power are enumerated or delegated powers. Since the Framers of the Constitution viewed Congress as the most influential branch, its endowments are most prominently expressed in Article I, Section 8 of the United States' Constitution

they bring people together to achieve control of the government

basically choosinng what sets in   congress and presdicny this is to keepthe antion hole and so it can last because wiht out authority it wouldnt last a week

possession of power

exercising of power

class and power