Fourth of July Wallpaper Independence Day in United States Free Download. The Declaration of Independence. We celebrate American Independence Day on the Fourth of July every year. We think of July 4, 1776, as a day that represents two days after the historic vote, on 4 July 1776, the Declaration of Independence was signed – and each year since, Americans have celebrated The Fourth of July is packed with backyard barbecues and plenty of fireworks. With 244 years of tradition behind it, you’d be forgiven if you didn’t know quite.