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?

Donald Trump used an executive order on Monday to rename two American landmarks. 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.

President Donald Trump said the Gulf of Mexico will be called the Gulf of America, while the Denali mountain peak will revert to its former name, Mount McKinley.

President Donald Trump renamed the Gulf of Mexico to the Gulf of America and the Alaska mountain Denali to Mount McKinley. What you need to know.

President Donald Trump says he plans to rename North America’s tallest peak, Denali in Alaska, as Mount McKinley

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

The president made the name change through one of dozens of executive orders he signed on Monday. Former President Barack Obama’s administration ordered that the mountain be renamed as Denali in 2015.

The executive order will direct the secretary of the interior to change the name to "Gulf of America” for use on official maps and throughout the federal government, according to the New York Post, which first reported the news. Trump has nominated Republican North Dakota Gov. Doug Burgum to the Department of Interior.

President-elect Donald Trump said Tuesday that he would move to try to rename the Gulf of Mexico the "Gulf of America," a name he said has a "beautiful ring to it." It's his latest suggestion to ...

Houston-based operator Talos Energy says it has found “commercial quantities” of oil and gas at its second exploration well in the Katmai West field in the US Gulf of Mexico’s Ewing Bank area.