840
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This article is about the year 840.
| Millennium: | 1st millennium |
|---|---|
| Centuries: | 8th century – 9th century – 10th century |
| Decades: | 810s 820s 830s – 840s – 850s 860s 870s |
| Years: | 837 838 839 – 840 – 841 842 843 |
| 840 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 840 DCCCXL |
| Ab urbe condita | 1593 |
| Armenian calendar | 289 ԹՎ ՄՁԹ |
| Assyrian calendar | 5590 |
| Bahá'í calendar | -1004–-1003 |
| Bengali calendar | 247 |
| Berber calendar | 1790 |
| English Regnal year | N/A |
| Buddhist calendar | 1384 |
| Burmese calendar | 202 |
| Byzantine calendar | 6348–6349 |
| Chinese calendar | 己未年十一月廿三日 (3476/3536-11-23) — to —
庚申年十二月初四日(3477/3537-12-4) |
| Coptic calendar | 556–557 |
| Ethiopian calendar | 832–833 |
| Hebrew calendar | 4600–4601 |
| Hindu calendars | |
| - Vikram Samvat | 896–897 |
| - Shaka Samvat | 762–763 |
| - Kali Yuga | 3941–3942 |
| Holocene calendar | 10840 |
| Iranian calendar | 218–219 |
| Islamic calendar | 225–226 |
| Japanese calendar | |
| Korean calendar | 3173 |
| Minguo calendar | 1072 before ROC 民前1072年 |
| Thai solar calendar | 1383 |
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Wikimedia Commons has media related to: 840 |
Year 840 (DCCCXL) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar.
[edit] Events
[edit] By Place
[edit] Europe
- After the death of Louis the Pious, his sons Lothar, Charles the Bald and Louis the German fight over the division of the Holy Roman Empire, with Lothar succeeding as Emperor.
[edit] Asia
- Tang Wu Zong succeeds Tang Wen Zong as emperor of China.
- Kyrgyz in Yenisey region (north) defeat Uyghurs. End of the Uyghur khaganate.
[edit] Births
- January 19—Michael III, Byzantine Emperor
- Abu Al-Husayn Al-Nuri, early Sufi
- Ya'qub-i Laith Saffari, founder of the Saffarid Dynasty in Sistan
- Notker the Stammerer, Benedictine monk at the Abbey of Saint Gall
- Eudokia Ingerina, wife of Byzantine emperor Basil I
- Richardis. Holy Roman Empress
- Clement of Ohrid, Bulgarian scholar, writer and pan-Slavic saint
- Sunyer II, Count of Empúries and Roussillon
- Theodard, Archbishop of Narbonne
- Unruoch III of Friuli, Margrave of Friuli
[edit] Deaths
- June 20—Louis the Pious, King of the Franks, Emperor of the Holy Roman Empire (b. 778)
- Emperor Junna of Japan (b. 786)
- Emperor Wenzong of Tang
