The thirty-first day of October.
- October 31 is Halloween. Although the name comes from the Christian holiday of All Hallow's Eve (the night before All Hallow's Day or All Saints' Day), many Christians see a pagan element in popular celebrations of Halloween.
- Reformation Day
- 1517: Martin Luther posts the 95 Theses on the door of the Castle Church in Wittenberg, Germany.
- 1731: Archbishop Leopold von Firmianhe, Catholic ruler of Salzburg, Austria, issued an edict expelling as many as 20,000 Lutherans from his principality.
- 1992: Pope John Paul II apologizes for the 1633 heresy trial against Galileo Galilei.
- 1999: The Lutheran World Federation and the Roman Catholic Church sign the Joint Declaration on the Doctrine of Justification in Augsburg, Germany.
- Apostle Narcissus (Eastern Christianity).
- Apostle Stachys (Eastern Christianity).
- All Hallow's Eve, also known as All Saint's Eve.
- Apostle Aristobulus
|This page uses content from Wikia's Christian Knowledge Base Wiki. The original article was at October 31. The list of authors can be seen in the page history. As with the Religion-wiki, the text of the Christian Knowledge Base Wiki is available under the CC-BY-SA.|