1431

1431 in various calendars
Gregorian calendar	1431; MCDXXXI
Ab urbe condita	2184
Armenian calendar	880; ԹՎ ՊՁ
Assyrian calendar	6181
Balinese saka calendar	1352–1353
Bengali calendar	838
Berber calendar	2381
English Regnal year	9 Hen. 6 – 10 Hen. 6
Buddhist calendar	1975
Burmese calendar	793
Byzantine calendar	6939–6940
Chinese calendar	庚戌年 (Metal Dog); 4128 or 3921; — to —; 辛亥年 (Metal Pig); 4129 or 3922
Coptic calendar	1147–1148
Discordian calendar	2597
Ethiopian calendar	1423–1424
Hebrew calendar	5191–5192
Hindu calendars
- Vikram Samvat	1487–1488
- Shaka Samvat	1352–1353
- Kali Yuga	4531–4532
Holocene calendar	11431
Igbo calendar	431–432
Iranian calendar	809–810
Islamic calendar	834–835
Japanese calendar	Eikyō 3; (永享３年)
Javanese calendar	1346–1347
Julian calendar	1431; MCDXXXI
Korean calendar	3764
Minguo calendar	481 before ROC; 民前481年
Nanakshahi calendar	−37
Thai solar calendar	1973–1974
Tibetan calendar	阳金狗年; (male Iron-Dog); 1557 or 1176 or 404; — to —; 阴金猪年; (female Iron-Pig); 1558 or 1177 or 405

Millennium:	2nd millennium
Centuries:	14th century; 15th century ; 16th century;
Decades:	1410s; 1420s; 1430s ; 1440s; 1450s;
Years:	1428; 1429; 1430; 1431 ; 1432; 1433; 1434;

Year 1431 (MCDXXXI) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.

Events

January 9 – Pretrial investigations for Joan of Arc begin at Rouen in France, which is under English occupation.
February 21 – The trial of Joan of Arc for heresy begins.
March – Alexander I Aldea takes the throne of Wallachia with support from Alexander I of Moldavia.
March 3 – Pope Eugene IV succeeds Pope Martin V, to become the 207th pope.
May 30 – 19-year-old Joan of Arc is burned at the stake in Rouen.
June 16 – The Teutonic Knights and Švitrigaila sign the Treaty of Christmemel, creating an anti-Polish alliance.
September – Battle of Inverlochy: Donald Balloch defeats the Royalists.
October 30 – The Treaty of Medina del Campo is signed, consolidating peace between Portugal and Castille.
November 9 – The Battle of Ilava: The Hungarians defeat the Hussite army.
November 18 – A treaty in Suceava concludes an attack on Poland, launched this year by Alexander I of Moldavia during the Lithuanian Civil War.
December 13 – Vlad, future Prince of Wallachia as Vlad II Dracul, is made a member of the Order of the Dragon. Because of this, his son Vlad III the Impaler will inspire the literary figure named Dracula.
December 16 – Henry VI of England is crowned King of France at Notre-Dame de Paris.

The University of Poitiers is founded.
The Ayutthaya Kingdom besieges Angkor and sacks the Khmer capital, ending the Khmer Empire.
Nezahualcoyotl is crowned Tlatoani of the Kingdom of Texcoco.
Byzantine–Ottoman Wars: The Ottoman governor of Thessaly Turahan Bey breaks through the Hexamilion wall for the second time, and ravages the Peloponnese Peninsula.^[1]