The designer has a keen interest in Second World War history and wanted to use an example of his Storch design to re-enact the 12 September 1943 rescue of Benito Mussolini by Otto Skorzeny and his SS commandos from his imprisonment by Italian Carabinieri guards on the Gran Sasso mountain. It took Slepcev a year to gain Italian approvals for the flight and on 24 August 1996, he landed a Storch Mk 4 at the site, 53 years after the original dramatic rescue had taken place.