In the postwar period , various heads of state visited Hamburg and its City Hall — among them Emperor Haile Selassie I , the Shahanshah Mohammed Reza Pahlavi in 1955 , and in 1965 Queen Elizabeth II . An emotionally moving service of remembrance was held on the market-square for the victims of the North Sea flood of 1962 . Happier moments were the celebrations of Hamburger SV as German football champions , the last time though in 1983
North Sea flood of 1962
North Sea flood of 1962
Hamburg City Hall