1340

Year1340(MCCCXL) was aleap year starting on Saturday(link will display the full calendar) of theJulian calendar.

Millennium:	2nd millennium
Centuries:	13th century 14th century 15th century
Decades:	1320s 1330s 1340s 1350s 1360s
Years:	1337 1338 1339 1340 1341 1342 1343

1340 in variouscalendars

Gregorian calendar	1340 MCCCXL
Ab urbe condita	2093
Armenian calendar	789 ԹՎ ՉՁԹ
Assyrian calendar	6090
Balinese saka calendar	1261–1262
Bengali calendar	747
Berber calendar	2290
English Regnal year	13Edw. 3– 14Edw. 3
Buddhist calendar	1884
Burmese calendar	702
Byzantine calendar	6848–6849
Chinese calendar	Kỷ mãoNiên (EarthRabbit) 4037 or 3830 — to — Canh thần niên (MetalDragon) 4038 or 3831
Coptic calendar	1056–1057
Discordian calendar	2506
Ethiopian calendar	1332–1333
Hebrew calendar	5100–5101
Hindu calendars
-Vikram Samvat	1396–1397
-Shaka Samvat	1261–1262
-Kali Yuga	4440–4441
Holocene calendar	11340
Igbo calendar	340–341
Iranian calendar	718–719
Islamic calendar	740–741
Japanese calendar	Ryakuō3 ( lịch ứng ３ niên )
Javanese calendar	1252–1253
Julian calendar	1340 MCCCXL
Korean calendar	3673
Minguo calendar	572 beforeROC Dân tiền 572 niên
Nanakshahi calendar	−128
Thai solar calendar	1882–1883
Tibetan calendar	Âm thổ thỏ niên (female Earth-Rabbit) 1466 or 1085 or 313 — to — Dương kim long niên (male Iron-Dragon) 1467 or 1086 or 314

Events

• January 26– KingEdward III of Englanddeclares himself King ofFranceat Ghent, Flanders.
• March 6–Bohemian Crusade:The Church authorizes a military expedition against heretics.
• April 8–Marinidgalleys, under the command of Muhammad ibn Ali al-Azafi, rout theCastellanfleet, off the coast ofAlgeciras.
• April–July– Trapezuntine Civil War: An abortive uprising occurs againstIrene Palaiologina of Trebizond,the first of a number of coups, revolts, and succession disputes.
• June 7–Rotterdamis officially declared a city.
• June 24
  • Hundred Years' War:Battle of Sluys– The English fleet, under the command ofEdward III of England,battles the French fleet, under that ofAdmiralHugues Quiéretand treasurerNicolas Béhuchet,assisted byGenoesemercenarygalleysunder Egidio Bocanegra, on theLow Countriescoast. The French fleet is virtually destroyed, and both of its commanders are killed.
  • Valdemar IV of Denmark,son of deceased KingChristopher II,is elected to the throne, following 8 years ofinterregnum.
• July 26– Hundred Years' War –Battle of Saint-Omer:The French defeat the English.
• September 25– Hundred Years' War: The temporaryTruce of Espléchinis signed between England and France.
• October 30–Battle of Río Saladoin Spain: The kings ofCastileandPortugaldefeat theNasridruler ofGranadaand his Moroccan allies.

Date unknown

• Europehas about 74 million inhabitants.
• An epidemic in northern Italy is recorded byAugustine of Trent,in hisEpistola astrologica.
• TheMonarchy of Japanreaches its 2,000 year anniversary (according to traditional starting dates).

Births

• March 5–Cansignorio della Scala,Lord of Verona (d.1375)
• March 6–John of Gaunt,1st Duke of Lancaster (d.1399)
• August–Haakon VI,king of Norway1355–1380and of Sweden1362–1364(d.1380)
• October–Geert Groote,Dutch founder of the Brethren of the Common Life (d.1384)
• November 30–John, Duke of Berry,son ofJohn II of France(d.1416)
• date unknown
  • Enguerrand VII, Lord of Coucy(d.1397)
  • John of Nepomuk,saint of Bohemia (d.1393)
  • Narayana Pandit,Indian mathematician (d.1400)
• probable
  • Margaret Drummond,queen consort of Scotland (d.1375)
  • Philip van Artevelde,Flemish patriot (d.1382)

Deaths

• March 31–Ivan I of Moscow(b.1288)
• April 5–William Melton,English archbishop
• April 6– EmperorBasil Megas KomnenosofTrebizond
• April 7–Bolesław Jerzy II of Mazovia(b.1308)
• December 2–Geoffrey le Scrope,Chief Justice of King Edward III of England
• December 4–Henry Burghersh,English bishop and chancellor (b.1292)
• December 20–John I, Duke of Bavaria(b.1329)
• date unknown–Simonida,queen consort of Serbia (b.1294)