The U.S. acquired the rights to build and operate the canal in the early 20th century, but at the time, Panama was in the process of seceding from Colombia, whose senate was refusing to ratify a treaty that would allow the canal to be built, according to the State Department's Office of the Historian .

Trump named Miami-Dade County Commissioner Kevin Marino Cabrera as his choice for the post after suggesting that the US should take control of the Panama Canal – a proposal he first floated over the weekend while claiming that Panama is “ripping off” American ships that pass through the waterway.