Sanguineti, Juris ecc. inst.
Gregory did good service, moreover, by his reform of the calendar which bears his name, by his emended edition of the Corpus juris canonici and by the creation of nunciatures.
So far as regards criminal offences, the maxim as to ignorantia juris admits of no exception, even in the case of a foreigner temporarily in England, who is likely to be ignorant of English law.
Persons not sui juris detained by those not entitled to their guardianship or lunatics, or persons kidnapped, habeas corpus ad subjiciendum seems not to have been the ordinary common law remedy.
The diet, which met at Buda in hot haste, proclaimed the young king 2 dictator, 1 The Opus tripartitum juris consuetudinarii regni Hungariae was drawn up by Verbbczy at the instance of the diet in 1507.
On the other hand, the Decretum actually enjoys a certain public authority which is unique; for centuries it has been the text on which has been founded the instruction in canon law in all the universities; it has been glossed and commented on by the most illustrious canonists; it has become, without being a body of laws, the first part of the Corpus juris canonici, and as such it has been cited, corrected and edited by the popes.
With regard to the texts now in force, the name of jus antiquum, ancient law, has been given to the laws previous to the Corpus' juris canonici; the legislation of this Corpus has been called jus novum, new law; and finally, the name of recent law, jus novissimum, has been given to the law established by the council of Trent aid subsequent papal constitutions.
Papp-Szilagyi, Enchiridion juris eccl.
Aichner, Compendium juris ecclesiast.
Law; Ayliffe, Parergon juris ecclesiastici, p. 161; Godolphin, Abridgement of the Laws Ecclesiastical, p. 8).