Working-class voters, people of color and immigrants voted in lower numbers or moved to Trump, and national party leaders ignored local organizers.

"You can't actively act like things are perfectly fine when things have not been fine for Americans for quite some time," the leftist influencer told Newsweek.

Kamala Harris raised over $1 billion—much of which was spent on advertising—but internal polling showed that she still struggled to convince swing-state voters that Donald Trump had been a bad president.

The president said Harris has "been a tremendous partner" and "will continue to be a champion for all Americans."