His Irenicum vere christianum is directed against David Pareus (1548-1622), professor primarius at Heidelberg, who in Irenicum sive de unione et synodo Evangelicorum (1614) had pleaded for a reconciliation of Lutheranism and Calvinism; his Calvinista aulopoliticus (1610) was written against the "damnable Calvinism" which was becoming prevalent in Holstein and Brandenburg.
Created Richard de Vere marquess of Dublin, and invested him by girding on a sword, and by placing a golden circlet on his head.
In liturgical use the term is applied to that portion of the Eucharistic service which immediately precedes the canon or central portion; the preface, which begins at the words Vere dignum, " It is very meet, right, &c.," is ushered in, in all liturgies, with the Sursum Corda, "Lift up your hearts," and ends with the Sanctus, "Holy, Holy, Holy, &c."
Erected Dublin into a marquisate in favour of Robert de Vere, whom he also created duke of Ireland.
There were also three submanors, one given by the first Aubrey de Vere early in the 12th century to the Abbot of Abingdon, whence the present parish church is called St Mary Abbots; while in another, Knotting Barnes, the origin of the name Notting Hill is found.