The constitution best illustrates this concept in the article I stablishing that the memebers of the house of representatives must be elected.
Popular sovereignty is the principle that the authority of a state and its government are created and sustained by the consent of its people, through their elected representatives (Rule by the People), who are the source of all political power.
Section 2 of article I includes various rules for the House of Representatives, including a provision stating that individuals qualified to vote in elections for the largest chamber of their state's legislature have the right to vote in elections for the House of Representatives
Augustus built a permanent, professional army, as well as the praetorian guard, to protect the emperor. He rebuilt Rome. He imported grain to feed the poor. He improved Romes government and he made the tax system more fair buy making tax