English: Russian national borders with the years that the corresponding portions of the border continuously belong to Russia since (Tsardom of Russia before 1721, Russian Empire before 1917, Soviet Russia before 1991; borders with additional year of 1991 are internal borders of the Russian SFSR within the Soviet Union that became national borders after the USSR; not counting foreign military interventions, as well as the Russian Civil War and the dissolution of the Soviet Union). Territories claimed by Russia since 2022 but not fully controlled dotted red.