In that year, however, Angelo Mai discovered in the Ambrosian library at Milan a palimpsest manuscript (and, later, some additional sheets of it in the Vatican), on which had been originally written some of Fronto's letters to his royal pupils and their replies.
To give this supremacy a firmer basis, Boniface fortified the Vatican and the Capitol, and restored the castle of St Angelo - which had previously been used as a quarry - providing it with walls and battlements, and erecting a tower in the centre.
On the 5th of June 1409 was read the definitive sentence: that as heretics, and therefore separated from the Church, Pedro de Luna (Benedict XIII.) and Angelo Corrario (Gregory XII.) were ipso facto deposed from any office; they must not be obeyed, nor assisted, nor harboured.
To these must be added the Vatican excerpts edited by Angelo Mai in the present century.
Castle St Angelo and the fort of St James were, in 1775, surprised by rebels, clamouring against bad government; this rising is known as the Rebellion of the Priests, from its leader, Mannarino.
Here about 1566 his enemies renewed their activity, and in 1567 he was formally accused by Fra Angelo the inquisitor of Milan.
Made cardinal deacon of Sant Angelo in Pescheria by Paschal II.
Leaving his aunt, Matilda, abbess of Quedlinburg, as regent of Germany, Otto, in February 99 8, led Gregory back to Rome, took the castle of St Angelo by storm and put Crescentius to death.
In the interval Dragut was mortally wounded, the attack on Notabile was neglected, valuable time lost, and the main objective (the Borgo) and St Angelo left intact.
Side of the Piazza della Signoria; it is a huge Gothic edifice with a tower, erected in 1332-1346, according to tradition, by Matteo di Giovanello of Gubbio; the name of Angelo da Orvieto occurs on the arch of the main door, but his work may be limited to the sculptures of this arch.