22 U.S.C. § 2370 (a)(2) (1994). Also, the LIBERTAD Act, or Helms-Burton Law, includes as a precondition to declaring that a "democratically elected government" is in power in Cuba (thereby authorizing the provision of significant economic aid to Cuba and the lifting of the U.S. trade embargo) that Cuba has made "demonstrable progress in returning to United States citizens (and entities which are fifty percent or more beneficially owned by United States citizens) property taken by the Cuban Government

https://www.treasury.gov/resource-center/sanc...bertad.pdf