The 4th of July in the United States commemorates the Declaration of Independence, which was adopted on July 4, 1776. This day marks the thirteen American colonies' announcement of their separation from British rule. Celebrations often include fireworks, parades, barbecues, and various patriotic displays. It serves as a reminder of American history and the values of freedom and independence. Communities and families come together to celebrate their heritage and reflect on the principles of liberty and democracy.