1416. Publication of the book of Nicholas of Clemangis against the increase of holy days.
1423. The Festum VII. Dolorum B.V.M. adopted in Cologne.
1452. The Feast of the Seven Dolors approved by the provincial Synod of Cologne.
1456. Calixtus III., following the precedent of the Greeks, orders the Feast of Our Lord’s Transfiguration to be celebrated on 6th Aug.
1464. The Festival of Our Lady’s Presentation introduced into the Duchy of Saxony, and, in 1468, into the province of Mainz.
1474. Sixtus IV. gives his approval to the public veneration of St Joseph and St Anne.
1477. Sixtus IV. inserts the Conceptio Immaculatæ Virg. Mariæ into the Roman Breviary.
1523. Publication of Luther’s little work on baptism in German.
1536. Cardinal Quiñones, O.S.F., puts out his edition of the Breviary for the use of the secular clergy. It was approved by Clement VII. and Paul III., and widely used, but withdrawn under Pius V. in 1568.
1536-37. The Devotion of the Forty Hours introduced in Milan.