On this day, November 5, in medieval history:
- 1251 – Dedication ceremony is held for Hailes Abbey in the presence of King Henry III, his brother Richard, and Queen Eleanor.
- 1439 – Antipope Felix V (Amadeus VIII) is elected by the Council of Basel-Ferrara-Florence. The Catholic Encyclopedia actually dates his election on the 30th of October, while other sources say November 5th.
- 1556 – Battle of Panipat; Mughal Emperor Akbar defeats Samrat Hem Chandra Vikgramaditya.