This week’s local elections are the latest reminder that when social democrats move rightwards, they’re making a mistake Cas Mudde is the author of The Far Right Today After more than 100 years, Copenhagen no longer has a Social Democrat mayor. Sisse Marie Welling, the new lord mayor, represents neither the mainstream right nor the far right but the Green Left (Socialistisk Folkeparti, known as SF). This should be a major wake-up call for centre-left parties across Europe. After more than a decade taking the wrong lessons from Denmark, it is finally time to learn the right lesson: copying…