President Donald Trump announced the name of Alaska’s highest peak — and North America’s tallest at over 20,000 feet — Denali, would be changed back to Mount McKinley. Trump was sworn in as the 47th president on Monday,

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.

The tallest peak in North America has been named Denali since 2015 when its name was officially changed under former President Barack Obama.

Alaskans oppose reverting the name of Denali to Mount McKinley by more than a two-to-one margin, according to a survey of residents conducted several days before President Donald Trump announced he would make the change during his second inauguration speech Monday.

President-elect Donald Trump said in his inaugural address that he plans to rename the Gulf of Mexico and the Denali peak in Alaska. The Gulf of Mexico will be renamed the Gulf of America, and Denali,

The next Interior secretary will also have 30 days to rename the Gulf of Mexico as Gulf of America, President Donald Trump ordered Monday.

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 move is likely to face some pushback in Alaska, where the Alaska Native name has long been favored for the continent’s tallest mountain.

An executive order to rename an Alaskan mountain with the highest peak in North America wouldn't be the first name change for Denali.

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The Late Night host, taking a night off from his more in-depth A Closer Look segment, still chimed in on on all the inauguration night hoopla and assorted other Trump-related day one activities during his show-opening monologue, including Trump unveiling the new presidential portrait and signing over 100 controversial executive orders.