These two processes are I~a firstly, the christianization of Spain, a very different thing from its reconquest from Moslem mastersand, secondly, not its unification, for that is hardly attained even now, but its progress towards unification.
The work of political unification was essentially more difficult than the christianization of Spain.
Unfortunately at this point our best authority ceases; and we cannot well explain the changes which brought about the Christianization of the Normans and their settlement in Normandy as vassals, though recalcitrant ones, of the West Frankish kings.
(I) Carrying the Gospel to all the non-Christian world; (2) the Church in the mission field; (3) education in relation to the Christianization of national life; (4) the missionary message in relation to non-Christian religions; (5) the preparation of missionaries; (6) the home base of missions; (7) missions and governments; (8) co-operation and the promotion of unity.
By the 6th century it was evidently virtually independent again; its Christianization had begun with the immigration of Monothelite sectaries, flying from persecution in the Antioch district and Orontes valley.