Grand Duchy of Kiev (Earth-1919)

The Grand Duchy of Kiev (Ukrainian: Велике князівство Києві, Velyke Knyazivstvo Kyyevi), or Grand Principality of Kiev (also known in English simply as Ruthenia), was a late medieval Rus' principality centered on Kiev and the predecessor state of the early modern Tsardom of Ruthenia (later renamed the Tsardom of Ukraine).

Kiev was established in 1240 after the defeat of the Mongols in their invasion of Rus'.