All Saints Apr 2026
: In the 8th century, Pope Gregory III moved the celebration to November 1st. Some historians suggest this was to coincide with or supplant pagan harvest festivals like the Celtic Samhain .
: Pope Boniface IV consecrated the Pantheon in Rome to the Virgin Mary and all martyrs on May 13, 609 AD, establishing an official annual feast. All Saints
(also known as All Hallows' Day or Hallowmas ) is a major Christian solemnity celebrated on November 1st in Western Christianity and the first Sunday after Pentecost in the East . It is dedicated to honoring all the saints of the church, both officially canonized figures and the "uncounted multitude" of unknown souls believed to have attained eternal life in heaven. Historical Origins : In the 8th century, Pope Gregory III
: Pope Gregory IV extended the feast to the entire Western Church in 837 AD. (also known as All Hallows' Day or Hallowmas