united_states | ethnicgroup | african_americans <tsp> united_states | demonym | americans <tsp> angola,_indiana | ispartof | pleasant_township,_steuben_county,_indiana <tsp> angola,_indiana | country | united_states <sep> the united states of america (usa or usa), commonly known as the united states (us or us) or america, is a country primarily located in north america it consists of 50 states, a federal district, five major unincorporated territories, nine minor outlying islands, and 326 indian reservations the united states is the world's third-largest country by both land and total area 
angola is in pleasant township which is part of steuben county. indiana in the u.s. one ethnic group in the u.s. are african americans. americans live in the u.s.the united states is the world's third-largest country by both land and total area