For the first time in almost a decade, the blue-and-gold European Union flag is flying above Prague Castle. But there’s already a movement to take it down. The new president, Milos Zeman, says the flag is a long overdue sign that the country is moving toward the European mainstream, following the staunchly anti-EU tenure of his predecessor Vaclav Klaus—who banned the banner from the castle that houses the presidential offices. Euro-skepticism remains rife, however, and one prominent member of the anti-EU camp even likened Zeman to a puppet leader installed by the Nazis. …