10/11/1962
https://www.presidency.ucsb.edu...
"The extensive and vigorous atomic power development programs currently being undertaken by the Commission should, of course, be continued and, where appropriate, strengthened during the period of your..."
"The development of civilian nuclear power involves both national and international interests of the United States."
"I, John F. Kennedy, President of the United States of America, proclaim that, effective after the close of business April 18, 1962, and until the President otherwise proclaims--"
"I, John F. Kennedy, President of the United States of America, acting under the authority vested in me by section 350 (a) of the Tariff Act of 1930, as amended, and by section 7(c) of the Trade Agreem..."