Isabella of Castile, [5], [27] ff.
Isidorian (pseudo-) Decretals, [2].
Isny, [347].
Italy, political condition of, [32] f., [30].
Jacobs-Brüder, [134].
Jaeger of Dornheim, Johann (Crotus Rubeanus), [66], [75], [255].
Jak Upland, [302].
James IV. of Scotland, [21].
Jesus the Judge, not the Mediator, [134]. See [Christ].
Jews, in Spain, [29];