Church of Our Lady of Light, Chennai this church is considered to be one of the oldest European monuments in India. The feast of Our Lady of Light is celebrated on 15 August every year which is also the day of Indian independence and hence a national holiday. The day is also as the feast of "Assumption of Mary". The feast is celebrated with a grand mass and car procession. The Novena prayer to Our Lady of Light is as follows Church of Our Lady of Light, Chennai Church of Our Lady of Light () is a Roman Catholic shrine in Chennai, India. It is commonly called
Church of South India the imposition of hands. The Church of South India as it exists today came into being with the perseverance and committed efforts of Rev. Vedam Santiago, who for a long period of time took leadership of the SIUC, the South Indian United Churches, which later, with the joint efforts of Rev. V Santiago and Bishop Azariah became the Church of South India. The Church of South India union ceremony happened at St George's Cathedral in Madras on 27 September 1947, a month after India achieved its independence from the United Kingdom. It was formed from the union of the SIUC,