Write a short note on United States of America.​

United States of America is the country whose capital reads Washington D.C., where English is the National language and whose citizens are called ‘Americans’, was declared independent from the Kingdom of Great Britain in the year 1776.

United States, officially United States of America, abbreviated U.S. or U.S.A., byname America, country in North America, a federal republic of 50 states. Besides the 48 conterminous states that occupy the middle latitudes of the continent, the United States includes the state of Alaska, at the northwestern extreme of North America, and the island state of Hawaii, in the mid-Pacific Ocean.