The Tudor Society
  • 10 April – The Gregorian Calendar versus the Julian Calendar

    On this day in Tudor history, 10th April 1585, Pope Gregory XIII died from a fever. He was succeeded by Pope Sixtus V.

    Pope Gregory is known for his reform of the calendar. He introduced what is now called the Gregorian Calendar, or Western or Christian Calendar, replacing the Julian Calendar, which had been used since 45 BC.

    But why was this reform needed and how was it done?

    Find out more about it, and how England didn’t use it until the 18th century, in today’s talk.

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  • Calendar Confusion video

    In today’s Claire Chats I talk about all the issues to do with the calendar and dating of documents and sources which are just waiting to catch you out!

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