1. For further documentation on Belgian interest in efforts toward the economic and political integration of Western Europe, see pp. 1 ff. For additional documentation on Belgian participation in NATO, see vol. iii, Part 1, pp. 1 ff. and 1309 ff. For documentation on U.S. cooperation with Belgium in the field of atomic energy and on Belgian restrictions on dollar imports within the framework of the General Agreement on Tariffs and Trade (GATT), see vol. i, pp. 685 ff. and 1245 ff.