1380

Millennium:	2nd millennium
Centuries:	13th century 14th century 15th century
Decades:	1360s 1370s 1380s 1390s 1400s
Years:	1377 1378 1379 1380 1381 1382 1383

1380 in variouscalendars

Gregorian calendar	1380 MCCCLXXX
Ab urbe condita	2133
Armenian calendar	829 ԹՎ ՊԻԹ
Assyrian calendar	6130
Balinese saka calendar	1301–1302
Bengali calendar	787
Berber calendar	2330
English Regnal year	3Ric. 2– 4Ric. 2
Buddhist calendar	1924
Burmese calendar	742
Byzantine calendar	6888–6889
Chinese calendar	Mình chưaNăm (EarthGoat) 4077 or 3870 — to — Canh Thân năm (MetalMonkey) 4078 or 3871
Coptic calendar	1096–1097
Discordian calendar	2546
Ethiopian calendar	1372–1373
Hebrew calendar	5140–5141
Hindu calendars
-Vikram Samvat	1436–1437
-Shaka Samvat	1301–1302
-Kali Yuga	4480–4481
Holocene calendar	11380
Igbo calendar	380–381
Iranian calendar	758–759
Islamic calendar	781–782
Japanese calendar	Kōryaku2 ( khang lịch ２ năm )
Javanese calendar	1293–1294
Julian calendar	1380 MCCCLXXX
Korean calendar	3713
Minguo calendar	532 beforeROC Dân trước 532 năm
Nanakshahi calendar	−88
Thai solar calendar	1922–1923
Tibetan calendar	Âm thổ dương năm (female Earth-Goat) 1506 or 1125 or 353 — to — Dương kim năm con khỉ (male Iron-Monkey) 1507 or 1126 or 354

The earliest surviving map ofVenice,from a 1380codexofPaolino Veneto.

Year1380(MCCCLXXX) was aleap year starting on Sunday(link will display the full calendar) of theJulian calendar.

Events

January–December

• February–Olaf II of Denmarkalso becomesOlaf IV of Norway,with his mother Margrete (Margaret) as regent.Icelandand theFaroe Islands,as parts ofNorway,pass under the Danish crown.
• March 13– The southern England town ofWinchelseainEast Sussexis attacked and burned by an expeditionary force from France for a second time.
• May 31–Grand Duke of LithuaniaJogailasigns the secretTreaty of Dovydiškės,with theTeutonic Knights.This sparks a civil war with his uncleKęstutis.
• June 21–Battle of Chioggia:theVenetianfleet defeats the Genoese.
• July 27–Henry BolingbrokemarriesMary de BohunatArundel Castle.
• September 8–Battle of Kulikovo:Russian forces under Grand PrinceDmitry Donskoyof Moscow resist a large invasion by theBlue Horde,LithuaniaandRyazan,stopping their advance.
• September 16–Charles V of Franceis succeeded by his twelve-year-old son,Charles VI.
• October 2–Caterina Viscontimarries her first cousin,Gian Galeazzo Visconti,later Duke of Milan, at the Church of San Giovanni in Conca.
• November 3–Charles VI of France,who succeeded his father (Charles V of France) in September, is crowned.

Date unknown

• SirWilliam Walworth,a member of the Fishmongers Guild, becomesLord Mayor of Londonfor the second time.
• KhanTokhtamyshof theWhite HordedethronesMamaiof theBlue Horde.The two hordes unite to form theGolden Horde.
• Karim Al-Makhdumarrives inJolo,and builds a mosque.
• TheHongwu Emperorpurges thechancellor of China,Hu Weiyong, and abolishes that office, as he imposes direct imperial rule over thesix ministriesof central government, for theMing Empire.
• The last islands ofPolynesiaare discovered and inhabited.
• TheCompanhia das Nausis founded byKing Ferdinand I of Portugal.
• The imposterPaul Palaiologos Tagaris,having been appointedLatin Patriarch of ConstantinoplebyPope Urban VI,takes up residence in his see atChalcis.

Births

• February 11–Gian Francesco Poggio Bracciolini,Italian humanist (d.1459)
• September 8– SaintBernardino of Siena,Italian Franciscan missionary (d.1444)
• November 27– KingFerdinand I of Aragon(d.1416)
• date unknown
  • Abd al-Rahman ibn Muhammad al-Bistami,Ottoman Sufi (d.1455)
  • Giovanni Berardi,Archbishop of Tarentum (d.1449)
  • Nguyễn Trãi,Confucian scholar (d.1442)
  • Anne de Bourbon,French noble (d.1408)
  • Jan Želivský,Hussitepriest (d.1422)
• probable
  • Huitzilihuitl II,2ndTlatoani(king) ofTenochtitlan(modern Mexico City), 1396–1417, father ofMoctezuma I(d. c.1417)
  • Jamshīd al-Kāshī,Persian astronomer and mathematician (d.1429)
  • KingLukeni lua Nimiof theKingdom of Kongo(d.1420)
  • Thomas à Kempis,German monk and writer (d.1471)
  • Parameshvara,Indian mathematician (d.1425)

Deaths

• April 29– SaintCatherine of Siena,Italian theologian (b.1347)
• May 5–Saint Philotheos,Coptic martyr
• July 13–Bertrand du Guesclin,Constable of France(b. c.1320)
• July 26–Emperor Kōmyō,former Emperor of Japan (b.1322)
• September 16– KingCharles V of France(b.1338)
• December 29–Elizabeth of Poland,queen consort of Hungary (b.1305)
• date unknown
  • Haakon VI of Norway(b.1340)
  • Nissim of Gerona,Catalan rabbi (b.1320)
  • Khadijah of the Maldives,sovereign sultan of the Maldives
  • Shams al-Dīn Abū Abd Allāh al-Khalīlī,Syrian astronomer (b.1320)