(Photo: Krzysztof Mystkowski/ Baltic Opera Festival) Józef Beer’s “Polish Wedding” is one of those works in which history seems almost as dramatic as its plot. Premiered in Zurich in 1937 under the title “Polnische Hochzeit,” the operetta became an immediate international success, was translated into eight languages (but not Polish), and quickly established itself across Europe. Then history intervened. As {…}