President Donald Trump is renaming the Gulf of Mexico the Gulf of America. But how will that change go into effect – and will everyone call it that?

Just a few hours after President Donald Trump signed an executive order instructing federal officials to rename the Gulf of Mexico as the “Gulf of America,” Florida has already implemented the change.

Among the first executive orders signed by President Trump was an order to rename the Gulf of Mexico as the "Gulf of America."

Mexican president says President Trump can call the gulf whatever he wants but that the world will still call it the Gulf of Mexico.

President Trump said he will sign executive orders to change the Gulf of Mexico to Gulf of America and Mount Denali to Mount McKinley.

More than 170 million people across the United States, from the Mexican border to the Canadian border are under cold weather alerts ahead of a crippling winter storm expected to sweep through the south from Texas to Georgia,

Mexican President Claudia Sheinbaum has an answer for President Donald Trump about his idea of renaming the Gulf of Mexico to the “Gulf of America:” he can call it whatever he wants on the American part of it.

In one of his first acts as president, Donald Trump used an executive order on Monday to rename the Gulf of Mexico and Denali in Alaska. To start, Trump re-named the Gulf of Mexico the “Gulf of America,” following through on a promise he made during his campaign. The body of water borders Texas, Louisiana, Mississippi, Alabama, and Florida.

In his executive order regarding the historic winter storm impacting Florida and other parts of the US, Gov. Ron DeSantis referred to the "Gulf of America"—even though, at the time, President Trump had yet to sign his own executive order declaring that the Gulf of Mexico would be rebranded as such.

President Donald Trump ordered the Gulf of Mexico renamed, and Gov. DeSantis officially refers to it in a state document.

Get live updates on winter storms hitting the southern and eastern parts of the U.S. today. Follow the latest weather news as the Gulf Coast faces unusual cold and snow.