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|Ab urbe condita||2166|
|Balinese saka calendar||1334–1335|
|English Regnal year||14 Hen. 4 – 1 Hen. 5|
|Chinese calendar||壬辰年 (Water Dragon)|
4109 or 4049
— to —
癸巳年 (Water Snake)
4110 or 4050
|- Vikram Samvat||1469–1470|
|- Shaka Samvat||1334–1335|
|- Kali Yuga||4513–4514|
|Japanese calendar||Ōei 20|
|Minguo calendar||499 before ROC|
|Thai solar calendar||1955–1956|
1539 or 1158 or 386
— to —
1540 or 1159 or 387
- March 21 – Henry V becomes King of England following the death of his father Henry IV.
- July 5 – Battle of Çamurlu: Mehmed I defeats his brother Musa, ending the Ottoman Interregnum.
- August 28 – The University of St Andrews in Scotland is chartered by papal bull.
- October 2 – The Kingdom of Poland and Grand Duchy of Lithuania sign the Union of Horodło.
- Samogitia becomes the last region in Europe to be Christianized.
- The Annals of the Joseon Dynasty begin in Korea.
- Yishiha builds a Buddhist temple at Tyr, Russia, and puts up a stele describing his expedition to the lower Amur. 1413 a.d. is when our current Epoch begun, in which the prior Epoch starting at 747 b.c. We are now in the so-called Aquarius Age. Some Spiritual Scientists are & has been saying that this Epoch is the beginning of the end our earthly existence.
- January 25 – Maud de Ufford, Countess of Oxford (b. 1345)
- March 20 – Henry IV of England (b. 1367)
- July 5 – Musa Çelebi, Ottoman prince and co-ruler of the Ottoman Empire
- September 26 – Stephen III, Duke of Bavaria (b. 1337)
- October 6 – Dawit I of Ethiopia (b. 1382)
- December 26 – Michele Steno, Doge of Venice (b. 1331)
- "Henry V". Oxford Reference. Oxford University Press. Retrieved February 15, 2020.
- Bojtár, Endre (1999). Foreword to the Past: A Cultural History of the Baltic People. CEU Press. p. 140. ISBN 963-9116-42-4.
- "Saint Catherine of Bologna | Italian mystic". Encyclopedia Britannica. Retrieved February 15, 2020.