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824

year

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionJun 26, 2026
Entity authorityQ30353
Source-derived summary

Year 824 (DCCCXXIV) was a leap year starting on Friday of the Julian calendar.

Events

By date

February 8 – The Tenchō era begins in Japan at the beginning of the reign of the Emperor Junna, bringing an end to the Kōnin era after 15 years.

February 11 – Pope Paschal I, leader of the Roman Catholic Church and ruler of the Papal States, dies after a reign of seven years. The Roman Curia refuses to bury him in St. Peter's Basilica because of his harsh treatment of the people of Rome, and inters him instead in the Basilica of Santa Prassede. The office remains vacant for four months before a new conclave is assembled.

February 29 – Prince Li Zhan, 14 years old, is enthroned as the Emperor Jingzong of China, four days after the death of his father, Emperor Muzong.

February – A major earthquake strikes Byzantium in Asia Minor (now part of western Turkey) and part of Greece, damaging the city walls of Theodosiopolis (now Barbaros in Turkey) and Heraclea Perinthus at the same time that the forces of Byzantine Emperor Michael II the Amorian are suppressing the rebellion by Thomas the Slav. Both cities surrender after the natural event.

March 3 – (9.19.13.15.19) (9th B'ak'tun, 19th K'atun, 13th year (Tun) 15th month (Winal) 19th day (K'in)) Juun Tsak-Took becomes the new ruler of the Mayan city state of Machaquila (in what is now Guatemala), along with co-ruler and Ti-Chaak become the after the death of Sihyaj K'in Ich’aak II. Juun Tsak-Tookwill until his 840.

Editorial summary

Begin with the source’s own compact description: “824” is year. The dossier treats that line as a proposition to test through year, not as a finished interpretation.

Editorial reviewA concise reference frame for defining the subject, testing terminology and identifying the institution closest to the evidence. The current 258-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. For this dossier, year is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “year” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Jun 26, 2026. The linked authority identifier is Q30353. None of the 0 selected statements returned an explicit reference.

Critical limits

Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “824”, its source revision and the description used here.
  2. Expand the search: follow 824 primary sources, 824 archive and year research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “824”?
  2. What terminology or title could unlock a more precise catalogue search?
  3. Which cited source is closest to the event, object or claim?
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Source & attribution

This entry incorporates text from 824” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.