Who are Russia’s friends abroad now? Judging by a recent congress of the International Movement of Russophiles, an event put together by conservative activists and held with great fanfare at a glass-enclosed hall at the Pushkin State Museum in Moscow, the answer is political marginals and conspiracy theorists. Among them were the contentious American actor Steven Seagal, a grandson of Charles de Gaulle, and an Italian princess and Tolkien scholar who fears European boys are being encouraged to marry their cows. “I’m here to promote peace and friendship and I do believe that this conflict has been provoked and caused...