Small numbers of refugees from this persecution had come to Ireland, mainly via England, from 1620 to 1641, and again with Cromwell in 1649, but it was in 1685, after the revocation of the Edict of Nantes, which had guaranteed them toleration, that the main body of Huguenots began to arrive, mostly from the countryside around the city of La Rochelle in the modern region of Poitou-Charente.