アメリカ合衆国, commonly known as the アメリカ, is a country located in North America. It consists of 50 states, a federal district, and several territories. The capital city is ワシントンD.C., while the largest city is ニューヨーク. The country is known for its diverse culture, economy, and geography, ranging from mountains to plains. The アメリカ合衆国 was founded in 1776 with the Declaration of Independence. It has a significant influence on global politics, economics, and culture. The official language is 英語, and the country is characterized by its democratic government and a strong emphasis on individual rights and freedoms.