hi! you may be interested in some related posts.

Here's what's currently in the FAQ: Were there any "new millenium" celebrations in the year 1000AD?:

• 2012 nov Were there any "new millenium" celebrations in the year 1000AD?
• 2013 nov Did people in 999 AD celebrate the new millennium? Were there any doomsday predictions similar to Y2K?
• 2014 mar The Year 1000: Critics (Modern and Medieval)?

... and some more recent posts

• 2014 dec What was the sentiment about the date ticking over from 999AD to 1000AD? Was there some kind of fear/panic/theological significance similar to our tech scare Y2K? Any notably large celebrations?
• 2014 nov Were there any "millenium hysteria", doomsday prophecies or such at the shift 1000 AD?

if you have followup questions on any old locked posts, just ask them here & include the username (/u/searocksantrees) so they'll be auto-paged