In Western Christian theology, the day commemorates all those who have attained the beatific vision in Heaven.
It is a national holiday in many historically Catholic countries.
The day is dedicated to the saints of the Church, that is, all those who have attained heaven.
Children go door-to-door in costume, trick-or-treating, that is soliciting candy from their neighbors.
The holiday has lost much of its connection to its religious origins.
Those three days are dedicated to all of the all of the dead.
), often shortened to All Saints, is a solemnity celebrated on 1 November by parts of Western Christianity, and on the first Sunday after Pentecost in Eastern Christianity, in honor of all the saints, known and unknown.Other Christian traditions define, remember and respond to the saints in different ways.