id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-3471 National symbols of the United States - Wikipedia .html text/html 1730 381 61 National symbols of the United States Wikipedia ^ A modified version of Charles Thomson's proposal for the Great Seal of the United States on June 20, 1782, with a bald eagle in the center, was adopted by the Continental Congress on June 20, 1782. 373 (approved May 9, 2016), ยง 3(a) ("The mammal commonly known as the 'North American bison' is adopted as the national mammal of the United States.") 136 ("The nation's first unofficial motto was 'E pluribus unum' ('Out of many, one'), which was proposed in 1776, adopted in 1782, and to this day is part of the Great Seal of the United States. United States national symbols United States national symbols United States national symbols United States articles Categories: National symbols of the United States ./cache/en-wikipedia-org-3471.html ./txt/en-wikipedia-org-3471.txt