Easter is one of the most important Christian holidays, celebrating the resurrection of Jesus Christ. However, the date of the holiday is not fixed and can vary from year to year. This is because there are two different days for Easter in the Bible: the western Easter and the eastern Easter. The reason for this difference dates back to the early days of Christianity and is rooted in the different ways that the two regions calculated the date of the holiday. The western Easter is based on the Gr…