All Saints' Day
In Christianity, a day commemorating all the saints of the church, known and unknown. It is celebrated on November 1 in the Western churches and on the first Sunday after Pentecost in the Eastern churches. The first general observance of All Saints' Day was ordered by Pope Gregory IV in 837. In medieval England the festival was called All Hallows, and its eve is still known as Halloween.
This entry comes from Encyclopædia Britannica Concise.
For the full entry on All Saints' Day, visit Britannica.com.
Seen & Heard
What made you look up All Saints' Day? Please tell us what you were reading, watching or discussing that led you here.