Though he was at this time principally engaged in the cause of the Established Church, in active opposition to what he considered the lax latitudinarianism of the Whigs on the one hand and the attacks of the Freethinkers on the other, he found leisure for doing society another service.

First, The introduction and after-predominance of Latitudinarianism under the name of Arminianism, and the spirit of a conjoint Romanism and Socinianism at the latter half or towards the close of the reign of James I. in the persons of Montague, Laud, and their confederates.