One hundred years later, Pope Gregory IV made All Saints' Day an official Holy Day for the entire Church, not just those churches in Rome. Another story claims formal observation began in Ireland ...

During the year 610, the emperor of Rome gifted the Pantheon to Pope Boniface IV, Rossi said ... centuries. All Saints Day as it is known today began in 735 when Pope Gregory III dedicated ...

Even in Ireland, however, the date was changed to November 1 when it was made a Holy Day of Obligation by Pope Gregory IV in the 9th century. In Eastern Churches, All Saints Day is marked on the ...

Every year on November 1, All Saints' Day is observed to honor all saints in heaven. It follows Halloween and precedes All Souls' Day, forming Allhallowtide. The day involves visiting cemeteries ...

All Saints’ Day, also known as All Hallows’ Day ... Virgin Mary and all the martyrs of the Church. In 844 AD, Pope Gregory IV transferred the celebration to Nov. 1 because he felt that ...

All Saints Day as it is known today began in 735 when Pope Gregory III dedicated a chapel in St. Peter's Basilica in honor of all the saints. The chapel was meant to house relics of the martyrs an ...