Sections 442(a) and 443 of this title, referred to in subsecs. (a) and (b), were repealed by act Nov. 17, 1941, ch. 473, § 1, 55 Stat. 764.

1940—Act June 26, 1940, inserted “unarmed and not under convoy”, inserted two proviso clauses and struck out “proceeding under safe conduct granted by states named in any proclamation issued under the authority of section 441(a) of this title” after “control of the American Red Cross”.

Act Aug. 27, 1940, designated existing provisions as subsec. (a) and added subsec. (b).