U.S. President Donald Trump has postponed a phone call with Panamanian President Jose Raul Mulino due to last-minute changes in the U.S. leader's agenda, Panama's government said on Friday, amid tensions over U.

Panamanian President José Raúl Mulino on Thursday denied the U.S. State Department’s claim that his country had reached a deal allowing U.S. warships to transit the Panama Canal for free. Mulino said he had told U.

Panama's president says the State Department's claim of an agreement granting U.S. warships free canal passage was "based on a falsity. And that's intolerable."

The Panama Canal Authority late Wednesday said it has made no change to its tolls or other fees, denying the Trump administration claim that it has agreed to no longer charge U.S. government vessels for using it.

President José Raúl Mulino on Thursday denied a claim by the Trump administration that this Central American country had agreed to eliminate tolls for U.S. government ships using the Panama Canal, in an apparent setback to U.

The US said Wednesday that its government vessels would sail for free through the Panama Canal, but authorities at the waterway swiftly issued a denial.

"If the principles, both moral and legal, of this magnanimous gesture of giving are not followed, then we will demand that the Panama Canal be returned to us, in full, and without