Harry Truman actually said...
Now, Therefore, I, Harry S. Truman, President of the United States of America, acting under the authority vested in me by the said section 350(a) of the Tariff Act of 1930, as amended do hereby proclaim that the said proclamation dated April 20, 1936, shall terminate and cease to have effect at the close of November 30, 1949.
Context
Proclamation 2863—Termination of Colombian Trade Agreement Proclamation
11/04/1949