Harry Truman actually said...
Now, Therefore, I, Harry S. Truman, President of the United States of America, by virtue of the authority vested in me by the above-quoted statutory provisions, do hereby declare and proclaim that the foreign discriminating duties of tonnage and imposts within the United States are suspended and discontinued so far as respects the vessels of Korea and the produce, manufactures, or merchandise imported in said vessels into the United States from Korea or from any other foreign country;
10/12/1952