President-elect Donald Trump pledged Sunday to revert the name of the nation’s tallest mountain back to Mt. McKinley, reprising his 2016 campaign promise to undo former President Barack Obama’s move to change its official name to Denali—long the name native people of Alaska have used for the peak.

A new plan by President-Elect Donald Trump to undo one of President Barack Obama’s legacies has sparked a backlash in Alaska. Trump, in a speech on Sunday, said he wants the name of North America’s tallest peak,

On the lighter side this week, I see President-elect Trump wants to rename Denali in Alaska as Mount McKinley. Until the recent news reports, I didn’t realize the federal name change happened a mere decade ago under the Obama administration.

The mountain was previously called Mount McKinley, after the Ohio native former president. The name was officially changed in 2015.

President-elect Donald Trump said Sunday he will “bring back the name of Mount McKinley” to the Alaska mountain known as Denali that is the tallest in the United States.

President-elect Trump pledged to rename Denali back to Mount McKinley, catching heat from Alaskan lawmakers, including in his own Republican Party.

President-elect Donald Trump said he would rename Mount Denali reversing a change made by former President Obama in 2015.