In 1712, the Society for the Propagation of the Gospel in Foreign Parts opened its mission near present-day Albany, New York, and began baptizing residents of the nearby Mohawk village Tiononderoge, the easternmost nation of the Haudenosaunee (Iroquois) Confederacy. Within three years, about one-fifth of the Mohawks in the area began attending services. They even adapted versions of the service for use in private spaces, which potentially opened a...