LONG IN PRUSSIAN HANDS, KALININGRAD IS A FEDERAL SUBJECT OF THE RUSSIAN FEDERATION. THE SEMI-EXCLAVE WAS ANNEXED BY THE SOVIET UNION PER THE POTSDAM AGREEMENT. IN 1990, GERMANY RELINQUISHED ALL CLAIM GIVEN THAT FEW GERMANS WERE LEFT IN THE CITY AFTER WWII. THE HISTORIC CENTER, INCLUDING 5 OF EULER’S 7 BRIDGES, WAS DECIMATED BY BRITISH BOMBING. THE CITIZENRY SUFFERED GREATLY UNDER SOVIET SIEGE SOON AFTER. KANT’S CITY KÖNIGSBERG, BECAME KALININGRAD IN 1946 AND NEARLY EVERYTHING TURNED RUSSIAN THEREAFTER INCLUDING THE MANHOLE COVERS. THIS COVER FEATURES THE ORIGINAL SEAL OF KING’S HILL AS IT IS LITERALLY TRANSLATED, WITH REFERENCES TO ITS FOUNDING AND ITS POLITICAL REALIGNMENT BELOW.