united_states | leadername | barack_obama <tsp> english_language | spokenin | great_britain <tsp> united_states | language | english_language <tsp> a_severed_wasp | country | united_states <tsp> united_states | ethnicgroup | african_americans <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 
the united states is led by barack obama and uses the english language. which is also used in great britain. one of the ethnic groups in the country are the african americans and it is where a severed wasp was written.the united states is the world's third-largest country by both land and total area