But there is one, century-old law that is the cornerstone of the U.S. shipbuilding industry that proponents argue is paramount for national security purposes, while critics claim is responsible for significantly stifling the U.S. shipbuilding industry: the Jones Act.
Orignial Source:
https://www.foxbusiness.com/politics/when-did-us-stop-keeping-up-joneses-look-maritime-law-crux-us-shipbuilding