Mexico's president sarcastically said that the U.S. should be called "Mexican America" after Trump's vow to rename the Gulf of Mexico the "Gulf of America."

Trump suggests renaming the Gulf of Mexico to the Gulf of America. So, can he do that? Here's what goes into a name.

While clapping back at United States President-elect Donald Trump, who claimed he would rename the Gulf of Mexico to the “Gulf of America,” Mexico’s President Claudia Sheinbaum Pardo sarcastically suggests the U.