What Nikki Haley Accomplished

These columns were skeptical of Nikki Haley’s rationale when she announced her candidacy for President last year. But she found one along the way, and her campaign did a public service by reminding voters that the Republican Party isn’t a MAGA monolith.

Ms. Haley suspended her campaign on Wednesday after losing in every Super Tuesday primary state other than Vermont. Yet she lasted longer in the race than the other candidates, including Florida Gov. Ron DeSantis, who started with far more money and publicity.

Ms. Haley ran an impressive campaign...