Ironically, by the time the Catholic church buckled under the weight of the scientific reasoning that pointed out the error, it had lost much of its power to implement the fix.
Protestant tract writers responded to Gregory’s calendar by calling him the "Roman Antichrist" and claiming that its real purpose was to keep true Christians from worshiping on the correct days.
The sky is the most mysterious part of our everyday experience.
Jesus was born under the reign of King Herod the Great, who died in 750 AUC, which means that Jesus could have been born no later than that year.
Dionysius’ calculations were disputed at a very early stage.
In the Middle Ages, the study of the measure of time was first viewed as prying too deeply into God’s own affairs and later thought of as a lowly, mechanical study, unworthy of serious contemplation.
As a result, it wasn’t until 1582, by which time Caesar’s calendar had drifted a full 10 days off course, that Pope Gregory XIII (1502 - 1585) finally reformed the Julian calendar.
Portrait by Lavinia Fontana Pope Gregory XIII dedicated his papacy to implementing the recommendations of the Council of Trent.