61 STAT.] GENERAL AGREEMENT ON TARIFFS AND TRADE-OCT. 30 ,1947 A63 Measures instituted or maintained under part II of this Article which are inconsistent with the other provisions of this Agreement shall be removed as soon as the conditions giving rise to them have ceased, and in any event not later than January 1, 1951; Provided that this period may, with the concurrence of the CONTRACTING PARTIES, be extended in respect of the application of any particular measure to any particular product by any particular contracting party for such further periods as the CONTRACTING PARTIES may specify. Article XXI Becur;Lty. Eceptions Nothing in this Agreement shall be construed (a) to require any contracting party to furnish any information the disclosure of which it considers contrary to its essential security interests; or (b) to prevent any contracting party from taking any action which it considers necessary for the protection of its essential security interests (i) relating to fissionable materials or the materials from which they are derived; (ii) relating to the traffic in arms, ammunition and Implements of war and to such traffic in other goods and materials as is carried on directly or indirectly for the purpose of supplying a military establishment; (iil) taken in time of war or other emergency in intor- national relations; or (c) to prevent any contracting party from taking any action in pursuance of its obligations under the United Nations Charter ']for the maintenance of international peace and security. [59 Stat. 1031 .]
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