Feast of the Circumcision of Christ shed, and thus the beginning of the process of the redemption of man, and a demonstration that Christ was fully human, and of his obedience to Biblical law. The feast day appears on 1 January in the liturgical calendar of the Eastern Orthodox Church. In the General Roman Calendar, the 1 January feast, which from 1568 to 1960 was called "The Circumcision of the Lord and the Octave of the Nativity", is now named the Solemnity of Mary, Mother of God, and the Octave Day of the Nativity of the Lord. It is celebrated by some churches of the Anglican
Feast of the Immaculate Conception it is in the West, but a day later. This feast is not ranked among the Great Feasts of the church year, but is a lesser-ranking feast (Polyeleos). Feast of the Immaculate Conception The Solemnity of the Immaculate Conception celebrates the solemn celebration of belief in the Immaculate Conception of the Virgin Mary. It is universally celebrated on December 8, nine months before the feast of the Nativity of Mary, which is celebrated on September 8. The Immaculate Conception is one of the most important Marian feasts in the liturgical calendar of the Roman Catholic Church, and is celebrated worldwide.