Because the pilgrims shared a meal with the Indians and then that became Thanksgiving
The original is in the National Archives in Washington D.C.
The original Constitution is on display at the National Archives in Washington, D.C.
At The National Archives and Records Administration, on Constitution Ave, in Washington, DC. It is on display in The Rotunda for the Charters of Freedom - home of the Declaration of Independence,
It was a harvest festival and not called Thanksgiving.
Abraham Lincoln [February 12, 1809-April 15, 1865], as the 16th U.S. President, declared a national Day of Thanksgiving in 1863. He made that declaration by way of a Proclamation of October 3rd. That had been the date of the original proclamation by first U.S. President George Washington [February 22, 1732-December 14, 1799] to the same effect, in 1789.
Rotunda of the National Archives Building in Washington, DC
The original Declaration is now exhibited at the National Archives in the Rotunda for the Charters of Freedom in Washington, DC. It is badly faded.
Wish you a warm Thanksgiving day.
The National Archives in Washington DC, right next to the Declaration of Independence
Smithsonian's National Air and Space Museum in Washington, DC
The United States Constitution is located in the National Archives Building in Washington D. C.
Massachusetts