Thuringia
1920 the Grand Duchy of Saxe-Weimar, the Duchies of Saxe-Meiningen, Saxe-Altenburg and Saxe-Gotha (part of Saxe-Coburg and Gotha) and the Principalities of Schwarzburg-Sondershausen, Schwarzburg-Rudolstadt, Greiz and Gera united to make the Free State of Thuringia.