U.S. Flag Quiz Test your knowledge of the "Stars and Stripes" by Ann-Marie ImbornoniRead about the history of the U.S. Flag. Question 1 (out of 10): The Continental Congress approved the design of the first official U.S. flag on: July 4 1776 June 14 1777 May 29 1790 More Quizzes from Factmonster: Try another US Quiz ! Quiz Archive FEN Learning is part of Sandbox Networks, a millennial learning company, reaching hundreds of millions of people across the globe.