Assistance and deliveries of assistance under this part to any country shall be terminated as hereinafter provided, if such country uses defense articles or defense services furnished under this chapter, the Mutual Security Act of 1954, or any predecessor Foreign Assistance Act, in substantial violation (either in terms of quantities or in terms of the gravity of the consequences regardless of the quantities involved) of any agreement entered into pursuant to any such Act (A) by using such articles or services for a purpose not authorized under
section 2302 of this title or, if such agreement provides that such articles or services may only be used for purposes more limited than those authorized under
section 2302 of this title, for a purpose not authorized under such agreement; (B) by transferring such articles or services to, or permitting any use of such articles or services by, anyone not an officer, employee, or agent of the recipient country without the consent of the President; or (C) by failing to maintain the security of such articles or services.