In Christianity, Holy Wednesday is the Wednesday of Holy Week, the week before Easter. Holy Wednesday is also known as Spy Wednesday, as being the day that Judas Iscariot first conspired with the Sanhedrin to betray Jesus for thirty silver coins. Christianity is a monotheistic[1] religion centered on the life and teachings of Jesus of Nazareth as presented in the New Testament. ... Holy Week (Latin: Hebdomada Sancta) is in Christianity the week from Palm Sunday (also called Passion Sunday) through Holy Saturday, leading to Easter Sunday. ... Easter, the Feast of the Resurrection, the Sunday of the Resurrection, or Resurrection Day, is the most important religious feast of the Christian liturgical year, observed between late March and late April (early April to early May in Eastern Christianity). ... For the American black metal band, see Judas Iscariot (band). ... For the tractate in the Mishnah, see Sanhedrin (tractate). ... This article is about Jesus of Nazareth. ...

In Poland, children enjoyed hurling an effigy of Judas from the church steeple. It was then dragged through the village, pounded with sticks and stones and what was left of it was drowned in a nearby pond or river. (I was researching stuff for uni and found this.. I am Polish and to whoever reads this, it is totally false, I even asked my parents and they don't recal anything of the sort, and please dont use it for anything as reliable information)

In the Czech Republic the day is traditionally called Ugly Wednesday, Soot-Sweeping Wednesday or Black Wednesday, because chimneys used to be swept on this day, to be clean for Easter.

Tenebrae is a liturgy that is often celebrated on this day. The Tenebrae (Latin for darkness) is a religious service celebrated by high church elements of Christianity, including within Anglicanism, and traditionally by both the Roman Catholic and Greek Orthodox churches. ... The word leitourgia is derived from the two Greek words, leos and ergon. Leos, meaning the people of God and Ergon meaning the work. ...