What day of the week was September 15, 1231?
The day of the week September 15th, 1231 fell on was a Monday.
Louis I the Duke of Bavaria (b. 1173) died on this day in 1231.
The day of the week September 15th, 1231 fell on was a Monday.
Louis I the Duke of Bavaria (b. 1173) died on this day in 1231.