Zemshchina
The Zemshchina was a historical administrative division of Russia that existed during the Tsardom of Russia. It represented the territory of the Grand Duchy of Moscow that was not included in the Oprichnina, a separate domain established by Tsar Ivan the Terrible in the 16th century. Essentially, the Zemshchina was the land that remained under the traditional governance of the boyars, while the Oprichnina was directly controlled by the Tsar.
Ivan the Terrible created the Oprichnina in 1565 as a means to consolidate his power and suppress
The Zemshchina was characterized by its established legal and administrative structures, which predated the Oprichnina. While