The 4th of July in the United States commemorates the adoption of the Declaration of Independence in 1776. This monumental event marked the Thirteen Colonies' break from British rule, asserting their right to self-governance. The Declaration, primarily authored by Thomas Jefferson, emphasized the principles of individual liberty and democratic governance. Celebrations include fireworks, parades, barbecues, and various public events, fostering a spirit of national pride and unity. The day serves as a reminder of the sacrifices made for freedom and the ongoing importance of democratic values in the nation.