Augmented reality, growing rapidly, will be mobile first, and will go on to change the face of business and advertising.
The Continental Congress approved the final wording of the Declaration of Independence on July 4, 1776. They'd been working on it for a couple of days after the draft was submitted on July 2nd and finally agreed on all of the edits and changes.
The text of the document formally announcing this action, the United States Declaration of Independence, was approved on July 4th, 1776 which is celebrated as Independence Day. However, the document wasn't signed by all delegates of the United States until August 2nd.