The Kachina ceremony is celebrated annually on this date by the Native American tribe of the Hopi in Arizona. The Kachinas (ancient spirits that are beleived to guide and protect the Hopi people) are honored with religious ceremonies and a cycle of dances.

The Confessions of Chelmsford witches at first of four famous trials at Chelmsford, UK, occurred on this date in 1566. The others were held in 1570, 1589, and 1645 consecutively. "Witch Finder General" Matthew Hopkins presided at the 1645 trials.