President Donald Trump has been promising a flurry of executive action on Day 1, and even as he was being sworn in, there were executive orders already prepared for his signature.

Renaming it the Gulf of America would apply only in the US. And the long global history of disputed place names suggests it could be a brief experiment anyway.

Mexican President Claudia Sheinbaum responded to U.S. President Donald Trump's effort to rename the Gulf of Mexico to the Gulf of America — that he can call it whatever he likes as long as its his country's territory.