3 This is not the place to give a detailed account of what thereupon ensued. Very rapidly did the light of the Gospel shine upon the savage tribes discovered by the Ligurian. For it is sufficiently well known how many of the children of Francis, as well as of Dominic and of Loyola, were accustomed during the two following centuries to voyage thither for this purpose; how they cared for the colonies brought over from Europe; but primarily and chiefly how they converted the natives from superstition to Christianity, sealing their labors in many instances with the testimony of their blood. The names newly given to so many of your towns and rivers and mountains and lakes teach and clearly witness how deeply your beginnings were marked with the footprints of the Catholic Church.
Source: Longinqua (Vatican.va)