26 Simple Usa . United states, country in north america that is a federal republic of 50 states. Latest rt news from the united states of america and about it: With unmatched reporting from across america, we surface voices, expertise. The usa constitutes 50 states. The united states of america ði juˌnaɪtɪd ˌsteɪts əv əˈmerɪkə), сокращённо сша (англ.