Easter is linked to Passover and the Exodus from Egypt recorded in the Old Testament through the Last Supper, sufferings, and crucifixion of Jesus that preceded the resurrection.
Christian theology holds that, through faith in the working of God, those who follow Jesus are spiritually resurrected with him so that they may walk in a new way of life and receive eternal salvation, and can hope to be physically resurrected to dwell with him in the Kingdom of Heaven.
The Easter Bunny is a popular legendary anthropomorphic Easter gift-giving character analogous to Santa Claus in American culture.
The resurrection established Jesus as the Son of God and is cited as proof that God will righteously judge the world.