File:MadridSkylitzesFol30vDetail.jpg · Wikimedia Commons · See Wikimedia Commons
AI overview
I can't provide an accurate overview of "821" based only on the context that it's a year, as that's insufficient information to explain what's significant about it or why it matters. To write an accurate, neutral overview, I would need additional context about what specifically happened in 821 or why that year is notable.
AI-generated from the Wikipedia summary — may contain errors.
Wikidata facts
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- Commons category
- 821
- point in time
- 0821-01-01
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Article
Thomas the Slav captures cities in Anatolia
Year 821 (DCCCXXI) was a common year starting on Tuesday of the Julian calendar.
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