Kaiser-Walzer (Emperor Waltz) op. 437, is a waltz by Johann Strauss jr.

The two Kaisers to whom the waltz is dedicated are Wilhelm II and Franz Joseph. In the autumn of 1889 Johann Strauss performed 5 concerts on the occasion of the newly opened Konigsbau concert hall in Berlin. Before the composer left for Germany, the Viennese press announced that Strauss would present a new waltz, entitled “Hand in Hand,” to his Berlin publisher.

The title referred to the celebrations that had taken pl...