As regards German Military Bands, Trim Stab, the "reconciliation" seems already to have begun:
YouTube - ?Preußens Gloria" auf dem Roten Platz in Moskau
As regards the Russian population, that's rather up to them I would suggest. 20 million deaths take a lot of reconciling....
For comparison the Central Band of the Royal Air Force, playing Eagle Squadron (see my post above), Holyrood (RAF Regiment March), and some film music.....
YouTube - Royal Air Force Drill Show