I would probably look in to the affect it still has on the people. If they seem to be self-policing unusually well on the basis of the Sun incidence proving to them their was an ultimate being out there; then they probably saw it. It would also be important to look into the propaganda techniques used after the occasion to embed the concept.
Why is Mary called Fatima in this region? Is that right?
It seems strange as Fatima is an Arabic name, and it is the name of the daughter of the Prophet Muhammad, the final messenger in Islam - after Jesus, Noah, Moses, and Abraham etc.