*829 The [[w:Udayamperoor|Udayamperoor]] (Diamper) church was built.

*869 [[w:Council of Capharthutha|Council of Capharthutha]] was held in February to resolve the differences between the Patriarchate of Antioch and All the East (Syriac Orthodox Church) and the [[w:Maphrian|Maphriyan]] (Exarch) in Persia and India; it aimed to regulate the relationship and resolve frequent difficulties arising between the two positions, codifying eight canons dealing with the Patriarch and the Maphrian of Tigris.

*883 King Alfred of England sent the Bishop of Marborne in 883 with offerings to the tomb of St. Thomas, to fulfill a vow he had made when the Danes attacked him.

*ca.1100-1125 The [[w:Mulanthuruthy marthoman church|Mulanthuruthy Marthoman church]] is constructed, being among the ancient and famous churches of the Malankara Church and a pilgrimage center for St. Thomas Christians, containing a relic of St. Thomas, which was brought from Mosul.<ref group="note">The Mulanthuruthy church was the venue of the famous Mulanthuruthy Synod in 1876 convened by the Patriarch of Antioch [[w:Ignatius Peter IV|Peter III]]. Patriarch Moran Mor [[w:Ignatius Ya`qub III|Ignatius Yakoob III]] also visited this church in 1964. And the present Patriarch [[w:Ignatius Zakka I Iwas|Ignatius Zakka I Iwas]] visited the Church twice, during 1982 and 2000.</ref>