1776 – July 4, 1776: America Declares Independence from Great Britain
http://www.history.com/this-day-in-history/u-s-declares-independence
1826 – Death of the founding fathers
http://www.history.com/this-day-in-history/death-of-the-founding-fathers
1911 – Heat wave strikes Northeast
http://www.history.com/this-day-in-history/heat-wave-strikes-northeast
1927 – Playwright and screenwriter Neil Simon born
http://www.history.com/this-day-in-history/playwright-and-screenwriter-neil-simon-born
1997 – Pathfinder lands on Mars
http://www.history.com/this-day-in-history/pathfinder-lands-on-mars