After the former South Carolina governor Nikki Haley dropped out of the Republican primary earlier this year, some conservatives across the US continued to vote for her in subsequent primaries, casting ballots that indicated dissent within a party that has otherwise fully embraced Donald Trump.

When Haley finally announced that she would be supporting the ex-president in the upcoming election, she said that it was on him to mobilize her loyalists.

“Trump would be smart to reach out to the millions of people who voted for me and continue to support me, and not assume that they’re just gonna be with him,” Haley said.

But it was the Biden campaign, not Trump’s, that actively began engaging Haley voters. “I want to be clear: There is…