Quick search by citation:

22 U.S. Code § 1760 - Repealed. Pub. L. 87–195, pt. III, § 642(a)(2), Sept. 4, 1961, 75 Stat. 460

Section, act Aug. 26, 1954, ch. 937, ch. IV, § 508, 68 Stat. 853, prohibited use of funds for propaganda purposes.