In 2015, the name of the peak was changed during the Obama administration to reflect the traditions of Alaska Natives and preference of many Alaskans.

President Donald Trump says he’s changing the official name of Alaska’s — and North America’s — tallest peak from Denali back to Mount McKinley. It’s the latest chapter in a long struggle over what the mountain should be called.

The 47th president is wading back into a century-long dispute over the name we give to North America’s tallest mountain