Vattisen Yaly
Vattisen Yaly (Chuvash: Ваттисен йӑли, romanized: Vattisen yăli; Tatar: Ваттисен ялы, romanized: Wattisen yalı; lit. 'Ancestral traditions') is a contemporary revival of the ethnic religion of the Chuvash people, a Turkic ethnicity of Bulgar ancestry mostly settled in the republic of Chuvashia and surrounding federal subjects of Russia. Vattisen Yaly could be categorised as a particular form of Tengrism, a related revivalist movement of Central Asian traditional religion.