united_states | ethnicgroup | african_americans <tsp> united_states | leadername | barack_obama <tsp> english_language | spokenin | great_britain <tsp> united_states | language | english_language <tsp> a_wizard_of_mars | 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 
a wizard of mars originates from the united states. where english (language of great britain) is spoken. barack obama was the previous leader of the us and african americans are an ethnic group there.the united states is the world's third-largest country by both land and total area