united_states | capital | washington,_dc <tsp> united_states | leadertitle | president_of_the_united_states <tsp> united_states | leadername | joe_biden <tsp> united_states | leadername | paul_ryan <tsp> 250_delaware_avenue | location | 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 
250 delaware avenue is located in the united states. where the capital is washington dc and the leader has the title president of the united states. joe biden and paul ryan are leaders of the us.the united states is the world's third-largest country by both land and total area