By Grapylak 4/07/23
The Declaration of Independence was adopted (1776) - On July 4, 1776, the Second Continental Congress officially adopted the Declaration of Independence, declaring the United States' separation from Great Britain.
Thomas Jefferson and John Adams died (1826). Both Thomas Jefferson and John Adams, former U.S. Presidents and critical figures in the American Revolution, passed away on July 4, 1826, coinciding with the 50th anniversary of the Declaration of Independence.
The U.S. Centennial Exhibition opened in Philadelphia (1876) - The Centennial Exhibition, a world's fair held in Philadelphia, opened on July 4, 1876, to celebrate the 100th anniversary of American independence. It showcased technological advancements and cultural displays.
The NASA probe "Pathfinder" landed on Mars (1997) - On July 4, 1997, NASA's Mars Pathfinder mission successfully landed on Mars. It deployed the Sojourner rover, which marked the first successful Mars landing in over two decades.