united_states | leadertitle | president_of_the_united_states <tsp> united_states | leadername | barack_obama <tsp> 1634:_the_ram_rebellion | country | united_states <tsp> united_states | ethnicgroup | native_americans_in_the_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 
barack obama was the president of the us. other random facts about the us: 1634 the ram rebellion was written there and native americans are it's original ethnic group.the united states is the world's third-largest country by both land and total area