Andrew Jackson actually said...
Now, therefore, I, Andrew Jackson, President of the United States of America, do hereby declare and proclaim that such evidence has been received by me, and that by the operation of the act of Congress passed on the 29th day of May, 1830, the ports of the United States are from the date of this proclamation open to British vessels coming from the said British possessions, and their cargoes, upon the terms set forth in the said act.
10/04/1830