The Feast of St. Ambrose is celebrated annually on December 7 in Milan, Italy, honoring St. Ambrose, the city's patron saint and a significant figure in Church history. This public holiday commemorates the day he was consecrated as bishop of Milan. St. Ambrose was known for his fairness, charity, and theological scholarship, and he served the poor and needy throughout his life. The celebration typically involves various religious observances and community gatherings, reflecting the local appreciation for his contributions to the church and society. The feast highlights his legacy, including his courageous defense of the church against political figures, such as Emperor Theodosius.