The Syro-Malabar Church, an Eastern Catholic church of the Catholic Church, traces its origin to apostolic times. Historically, the church developed as the Malankara Church, a suffragan of the Metropolis of Persia and India under the Church of the East and later elevated as the Metropolis of All India of the Church of the East in the seventh century by Patriarch Ishoʿyahb III. It had the jurisdiction all over India. After the Schism of 1552, the church was integrated with the Chaldean Catholic Church. The efforts of the Portuguese Padroado to liturgical latinisation under the Latin Church archidiocese that culminated in the Synod of Diamper in 1599, led to a suppression of the Syro-Malabar customs and rites, and liturgical Latinisation. In the 20th century, Syro-Malabar Catholics attained