Mapmakers and teachers are re-thinking what to call the gulf of water between Mexico, the United States and Cuba after President Donald Trump ordered it renamed from the Gulf of Mexico to the Gulf of ...

President Trump's territorial assertions sparked a round of rethinking by mapmakers and teachers, snark on social media and sarcasm by at least one other world leader.

The Associated Press will defy Donald Trump's executive order to rename the Gulf of Mexico to the "Gulf of America," and will continue to use its former name.

The publication said the Gulf isn’t the only body of water that carries multiple names. The Gulf of California is called the Sea of Cortez in Mexico, and AP uses both. “The AP must ensure that place ...