Will Europe's populists have a field day in the polls

For a brief time, it appeared that most of Europe's right-wing, nationalist, anti-immigration, and EU-critical politicians' prolonged love affair with Vladimir Putin's Kremlin would prove deadly. Russia's heinous invasion of Ukraine has undoubtedly embarrassed them. But, so far, it does not appear to have caused them irreversible harm.

A relative newcomer to the scene, France's Eric Zémmour, whose strong Is....