Las Casas, whether on one side of the Atlantic, pleading his case at the royal court, or on the other, in straw-thatched colonial settlements, never doubted that his convictions derived from the mainstream of Christian teaching. Formulating his objections to Spanish imperialism, he drew on the work of Aquinas. ‘Jesus Christ, the king of kings, was sent to win the world, not with armies, but with holy preachers, as sheep among wolves.’