When did the US become a nation?

July 4, 1776 In the United States, Independence Day, commonly known as the Fourth of July or the Fourth, is a federal holiday commemorating the adoption of the Declaration of Independence on July 4, 1776, declaring independence from the Kingdom of Great Britain. Independence Day is commonly associated with fireworks, parades, barbecues, carnivals, picnics, concerts, baseball games, political speeches and ceremonies, and various other public and private events celebrating the history, government, and traditions of the United States. For the source and more detailed information concerning this subject, click on the related links section (Wikipedia) indicated below.