Quick search by citation:

22 U.S. Code § 2424 - Repealed. Pub. L. 95–88, title I, § 123(c), Aug. 3, 1977, 91 Stat. 541

Section, Pub. L. 87–195, pt. III, § 664, as added Pub. L. 93–559, § 33, Dec. 30, 1974, 88 Stat. 1805, authorized the President to waive provisions which prohibited assistance to countries trading with designated countries.