Maundy Thursday of Psalm 21/22, a practice which continues in many Anglican churches. In other Christian denominations, such as the Lutheran Church or Methodist Church, the stripping of the altar and other items on the chancel also occurs, as a preparation for the somber Good Friday service. The Chrism Mass is a religious service held in Roman Catholicism, Lutheranism and Anglicanism. Maundy Thursday is notable for being the day on which the Chrism Mass is celebrated in each diocese. The Chrism Mass is one of the most solemn and important liturgies of the liturgical year. Usually held in the diocesean cathedral, it
Adoption of the Gregorian calendar The numbering of the years, though, remained uniquely Turkish until the Gregorian calendar was introduced for general purposes on 1 January 1927. In Russia, the Gregorian calendar was accepted after the October Revolution. On 24 January 1918 the Council of People's Commissars issued a decree that Wednesday, 31 January 1918, was to be followed by Thursday, 14 February 1918, thus dropping 13 days from the calendar. With the change, the October Revolution itself, once converted, took place on November 7. Articles about the October Revolution which mention this date difference tend to do a full conversion to the dates from