18 U.S.C. § 1586 : US Code - Section 1586: Service on vessels in slave trade

Search 18 U.S.C. § 1586 : US Code - Section 1586: Service on vessels in slave trade

Whoever, being a citizen or resident of the United States,
voluntarily serves on board of any vessel employed or made use of
in the transportation of slaves from any foreign country or place
to another, shall be fined under this title or imprisoned not more
than two years, or both.