Reformation Day offers a theological reason for its observance of Reformation Day, stating that: Alongside Reformation Day, many Protestant Churches observe All Hallow's Eve on October 31, the vigil of All Saint's Day. Reformation Day Reformation Day is a Protestant Christian religious holiday celebrated on 31 October, alongside All Hallows' Eve (Halloween) during the triduum of Allhallowtide, in remembrance of the onset of the Reformation. According to Philip Melanchthon, 31 October 1517 was the day German monk Martin Luther nailed his "Ninety-five Theses" on the door of the All Saints' Church in Wittenberg, Electorate of Saxony in the Holy Roman Empire. Historians
All Hallows Staining distinguish it from the other churches of All Hallows in the City of London, which were wooden. The old church survived the Great Fire of London in 1666 but collapsed five years later in 1671. It was thought its foundations had been weakened by too many burials in the churchyard close to the church walls. The church was rebuilt in 1674. The parishes of All Hallows Staining and nearby St Olave Hart Street were combined in 1870. At that time All Hallows Staining was demolished, leaving only the tower. The proceeds from the demolition funded the construction of a new