TO PRESERVE, PROMOTE AND IMPROVE THE WORKING CONDITIONS OF AIR TRAFFIC CONTROLLERS AND OTHER AVIATION SAFETY-RELATED EMPLOYEES AND IMPROVE THE SAFETY OF AIR TRAFFIC WITHIN THE U.S., ITS TERRITORIES AND POSSESSIONS AND IMPROVE THE PROFESSIONALISM AND COMPETENCE OF AIR TRAFFIC CONTROLLERS AND OTHER AVIATION SAFETY-RELATED EMPLOYEES AND MAINTAIN THE BEST INTERESTS OF THE U.S.A. AND PARTICULARLY ITS L…