The Calendar
What the atlas records for this date, across the traditions it covers.
Observed On This Date
Commemoration of a person or event
Fixed Gregorian date, 31 October, every year.
Marks the anniversary of the 1st International Savings Bank Congress in Milan on 31 October 1924, where Professor Filippo Ravizza declared the observance; kept today by the World Savings and Retail Banking Institute.
This Week In Space and Astronomy History
Dates for the Hebrew and Islamic calendars are the tabular reckoning, which is what a printed calendar prints. Communities that begin a month on a sighted crescent may differ by a day, and differ from one another by place.