The Tyva Republic (Russian: Респу́блика Тыва́, tr. Respublika Tyva; IPA: [rʲɪˈspublʲɪkə tɨˈva]; Tuvan: Тыва Республика, Tyva Respublika, [təˈvɑ risˈpublikɑ]), Tyva or Tuva (Tuvan: Тыва, Russian: Тува́), is a federal subject of Russia (a republic, also defined in the Constitution of the Russian Federation as a State ). It lies in the geographical center of Asia, in southern Siberia.