Michaelmas is a Christian feast day celebrated on September 29th, honoring the archangel Michael, who is considered a protector and leader of the heavenly armies. This day marks the end of the harvest season in many cultures and is associated with the beginning of autumn. Traditionally, Michaelmas was a time for feasting and giving thanks for the harvest. In some regions, people would eat special foods, such as geese, which were often roasted and served as part of the celebration. The day also holds significance in various folklore and customs, reflecting the changing seasons.