(December 28, 1846), was the 29th State admitted to the Union. On August 7, 1789, slavery was prohibited from entering the territory of Iowa by an Act of Congress entitled “An Ordinance for the Government of the Territory of the United States Northwest of the River Ohio,” Article VI, introduce by Rufus King and signed into law by President George Washington.2883 The Constitution of the State of Iowa, adopted 1857, stated:
Preamble. We, the People of the State of Iowa, grateful to the Supreme Being for the blessings hitherto enjoyed, and feeling our dependence on Him for a continuation of these blessings … establish this Constitution.2884