1969—Pub. L. 91–161 made death penalty inapplicable for willful violation, or attempted violation of this section with intent to injure the United States, or secure an advantage for any foreign nation.

Amendment by Pub. L. 91–161 applicable to offenses committed on or after Dec. 24, 1969, see section 7 of Pub. L. 91–161, set out as a note under section 2272 of this title.