-13accordance with separate agreements authorized by this section. Of fundamental significance is the undertaking of the United States during the free association relationship to defend the FAS and their citizens as the United States and its citizens are defended. Section 312. This section gives the United States the right to conduct military operations and activities in the FAS necessary for the exercise of its authority and responsiblity for security and defense matters under the Compact. Such operations and activities are to be undertaken in accordance with separate agreements on military use and operating rights and status of forces. Section 313. To ensure that the actions of the FAS governments do not impair the ability of the United States to exercise its authority and fulfill its responsiblity in security and defense matters, the FAS agree in this section to refrain from actions which the United States determines to be incompatible with the United States security and defense role defined in the Compact. The purpose of this provision is to preserve the allocation of authority and responsiblity for domestic and foreign affairs to the FAS, and for security and defense to the United States. To ensure that any U.S. determination requiring the FAS to refrain from a particular action is made on the basis of full information, the United States will consult with, the FAS prior to making any final determination. The FAS are entitled to raise with the Secretaries of State and Defense, personally and on an expeditious basis, any concerns which might arise for a United States action under this provision. Section 314. This section provides that unless otherwise agreed the United States will not test by detonation, dispose or discharge within the FAS certain harmful substances or weapons, and will not store substances intended for use in such weapons except in the event of war declared by Congress, a national emergency declared by the President or to defend against actual or impending attack. This section requires any storage by the United States of substances or materials referenced in this section in the FASto be in a manner consistent with applicable international guidelines to which the United States adheres, as well as applicable United States laws, in order to protect public health and safety in the FAS. Section 315. This section enables the United States to permit third countries to have access to United States military areas and facilities in the FAS. Except in the case of transit and overflight, the United States is required to consult with the FAS on third country access, and in the case of major units to obtain approval. ’