nications treaty or convention, or regulations annexed thereto, including any treaty or convention insofar as it relates to the use of radio, to which the United States is or may hereafter become a party. * * * * * 4a 5. 47 U.S.C. 332 provides: Mobile services (a) Factors which Commission must consider In taking actions to manage the spectrum to be made available for use by the private mobile serv