As used in this chapter -
(a) The terms "arms control" and "disarmament" mean the
identification, verification, inspection, limitation, control,
reduction, or elimination, of armed forces and armaments of all
kinds under international agreement including the necessary steps
taken under such an agreement to establish an effective system of
international control, or to create and strengthen international
organizations for the maintenance of peace.
(b) The term "Government agency" means any executive
department, commission, agency, independent establishment,
corporation wholly or partly owned by the United States which is
an instrumentality of the United States, or any board, bureau,
division, service, office, officer, authority, administration, or
other establishment in the executive branch of Government.