Also, it is the Easter Sunday in most parts of the world.
"
principal festival of the Christian church year, celebrating the
Resurrection of Jesus Christ on the third day after
his Crucifixion.
"
" commemorating the Resurrection of Christ, (which) comes from the Old English easter or eastre, a festival of spring; the Greek and Latin Pascha, from the Hebrew Pesah, Passover. "
" Around the Christian observance of Easter as the climax of the liturgical drama of Holy Week and Good Friday, folk customs have collected, many of which have been handed down from the ancient ceremonial and symbolism of European and Middle Eastern pagan spring festivals brought into relation with the resurrection theme. "
Excerpts taken from Britanica Online.