To the Editor: Re “Vance Implores Europe to Accept Extreme Parties” (front page, Feb. 15): At the 2025 Munich Security Conference, you report, “Vice President JD Vance urged European leaders on Friday to end the isolation of far-right parties across the continent, an extraordinary embrace of a once-fringe political movement.” These political parties have a history of pro-Nazi behaviors and antisemitism. In his poisonous matchmaking, Mr. Vance both ignores this history and repudiates America’s profound investment in the struggle against totalitarianism. Shame on the Trump administration for this dual acceptance of antisemitic parties and repudiation of America’s leadership over the...