Russia: Supreme Ruler: 1918-1920 Verhovnyj Pravitel' (Верховный Правитель) | Supreme Ruler 18 Nov 1918 - 15 Jan 1920 Aleksandr Vasil'evič Kolčak (Александр Васильевич Колчак) [1] [1] On 15 Jan 1920 ceased to exercise the functions of office upon capture by a belligerent force, in Irkutsk. Last updated on: 29 Nov 2023; URL: www.archontology.org/nations/rus/supreme_ruler_1918_20/index.php