His properties and collections in Coburg were transferred in 1919 to the "", a foundation that still exists today. A similar solution for Gotha took longer and only after legal struggles with the Free State of Thuringia was it set up in 1928/34. The Gotha foundation was expropriated by the Soviet authorities after 1945. After 1919, the family retained Schloss Callenberg, some other properties (including those in Austria) and a right to live at Veste Coburg; they also received substantial financial compensation for lost possessions. Some additional real estate in Thuringia was restored to the ducal family in 1925.