How old is America in 2025? Here's what to know about United States Independence Day and the meaning behind Fourth of July.

Known now as a day of patriotism and enjoying time off from work, the Fourth of July began the journey to becoming a quintessential American holiday in 1776, when the Second Continental Congress adopted the Declaration of Independence.

Test your knowledge of American history and the Fourth of July with CNN’s Independence Day Quiz. And be sure to watch CNN’s “The Fourth in America,” featuring star-studded performances and fireworks shows from across the country to celebrate the 249th anniversary of the United States’ independence.