Prior to his arrival in British India, the Rev. Reginald Arthur Lorrain founded Lakher Pioneer Mission in 1905 in London. Two years later he arrived in Saikao (also known as Serkawr), a sleepy town in Saiha District of Mizoram. He started the Church as an Independent Church of Maraland (ICM) which split later into Evangelical Church of Maraland, India ECMI and Congregational Church in India (Maraland), his ministry oversaw all the Mara inhabited areas of British India that included Mara people in Western Myanmar, who are now functioning as a separate church under the name of Mara Evangelical Church after India partition in 1947.