Each record sits in this year because its source places it here, or because a conversion of the source’s date, stated on the record, does. That is a placement, not a settled date, and not a complete account of the year. “No region assigned” means the collection has not fixed where the act took place. How to read a record
The register records Jimmy Carter visiting Cairo, Egypt, on March 13, 1979, and meeting President Sadat.
Limits: Office of the Historian register, trip 2901; the table and XML agree.
Source: Travels of the PresidentRead the source