“Salta, Argentina,” Ensign, August 2019 The Church Is Here Salta, Argentina Photograph from Getty Images Here are a few facts about the Church in Argentina: 2 Temples in operation 452,000 Church members 769 Congregations 14 Missions 1923: Two German families who are Church members move to Argentina. 1925: Apostle Melvin J. Ballard sent to Argentina; six members baptized. 1939: First chapel built in South America, in Buenos Aires. 2018: Salta Argentina Temple announced.