Celebrating Easter Amid the Coronavirus Crisis Easter, or Resurrection Sunday, commemorates the resurrection of Jesus from the dead. Easter and holidays related to it — such as Ash Wednesday, Palm Sunday, and Good Friday — are called “movable feasts.” They do not fall on fixed dates on the Gregorian calendar but follow a lunisolar calendar. The date of Easter is set for the first Sunday following the first full Moon of spring, which occurs on or shortly after the Spring Eq