Agreement between the government of the United States of America and the government of the United Kingdom of Great Britain and Northern Ireland for cooperation on the uses of atomic energy for mutual defense purposes : message from the President of the United States transmitting the text of an amendment to the agreement between the government of the United States and the government of the United Kingdom of Great Britain and Northern Ireland for cooperation on the uses of atomic energy for mutual defense purposes of July 3, 1958, as amended, and my written approval, authorization, and determination concerning the agreement, pursuant to 42 U.S.C. 2153(d)