1388

1388 (MCCCLXXXVIII) was a leap year starting on Wednesday of the Julian calendar, the 1388th year of the Common Era (CE) and Anno Domini (AD) designations, the 388th year of the 2nd millennium, the 88th year of the 14th century, and the 9th year of the 1380s decade. As of the start of 1388, the Gregorian calendar was 8 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium:	2nd millennium
Centuries:	13th century – 14th century – 15th century
Decades:	1350s  1360s  1370s  – 1380s –  1390s  1400s  1410s
Years:	1385 1386 1387 – 1388 – 1389 1390 1391

1388 in other calendars

Gregorian calendar	1388 MCCCLXXXVIII
Ab urbe condita	2141
Armenian calendar	837 ԹՎ ՊԼԷ
Assyrian calendar	6138
Balinese saka calendar	1309–1310
Bengali calendar	795
Berber calendar	2338
English Regnal year	11 Ric. 2 – 12 Ric. 2
Buddhist calendar	1932
Burmese calendar	750
Byzantine calendar	6896–6897
Chinese calendar	丁卯年 (Fire Rabbit) 4084 or 4024     — to — 戊辰年 (Earth Dragon) 4085 or 4025
Coptic calendar	1104–1105
Discordian calendar	2554
Ethiopian calendar	1380–1381
Hebrew calendar	5148–5149
Hindu calendars
- Vikram Samvat	1444–1445
- Shaka Samvat	1309–1310
- Kali Yuga	4488–4489
Holocene calendar	11388
Igbo calendar	388–389
Iranian calendar	766–767
Islamic calendar	789–790
Japanese calendar	Kakei 2 (嘉慶２年)
Javanese calendar	1301–1302
Julian calendar	1388 MCCCLXXXVIII
Korean calendar	3721
Minguo calendar	524 before ROC 民前524年
Nanakshahi calendar	−80
Thai solar calendar	1930–1931
Tibetan calendar	阴火兔年 (female Fire-Rabbit) 1514 or 1133 or 361     — to — 阳土龙年 (male Earth-Dragon) 1515 or 1134 or 362

Events

• The completion of the Wyclif Bible by John Purvey and the beginning of prosecution of Wyclif's followers, known as the Lollards.
• Battle of Otterburn: a Scottish army, led by James Douglas, defeats an English army, capturing the their leader, Harry Hotspur. Douglas is killed during the battle.
• John of Gaunt, the uncle of Richard II of England, makes peace with Castile and gives up his claim to the Castilian thrown by allowing his daughter Katherine of Lancaster to marry Prince Henry, the eldest son of John I of Castile.
• The entire court of Richard II of England are convicted of treason by the Merciless Parliament, under the influence of the Lords Appellant, and are all either executed or exiled. Richard II effectively becomes a puppet of the Lords Appellant.
• Ramesuan is reinstated as King of Ayutthaya (now southern Thailand) after dethroning and executing 17 year-old King Thong Chan.
• Goryeo Revolution: General Yi Seonggye begins a four-year revolution in Goryeo (now Korea) after being ordered by King U of Goryeo to attack the superior Chinese army.
• Goryeo Revolution: King U of Goryeo is forced from power and replaced by his son Chang.
• A Chinese invasion force under General Lan Yu defeats a large Mongolian army under Khan Toghus Temur and captures 100 members of the Yuan royal family. Toghus Temur is killed whilst trying to escape and is succeeded as Khan of Mongolia by his rival, Jorightu.
• An invading Chinese army under General Xu Da destroys Karakorum, the capital city of the Mongolian Empire.
• Battle of Plocnik: A combined force of Serbians, Bosnians and Bulgarians defeat an Ottoman invasion force.
• Tran Ngung overthrows Tran Hien as King of Vietnam.
• Omar I is succeeded by Sa'id as King of the Kanem-Bornu Empire (now east Chad and Nigeria). Sa'id is succeeded in the same year by Kade Alunu. Omar and Sa'id are both killed by Bilala invaders from the west.
• Ghiyas-ud-Din Tughluq II succeeds Firuz Shah Tughluq as Sultan of Delhi.
• Charles VI of France reaches maturity, ending the regency of his uncle, Philip the Bold.
• The University of Cologne is established (now the largest university in Germany).
• Cozia Monastery is built in Wallacia.
• Ljubostinja Monastery is built in Serbia.

1388 in other calendars

Gregorian calendar	1388 MCCCLXXXVIII
Ab urbe condita	2141
Armenian calendar	837 ԹՎ ՊԼԷ
Assyrian calendar	6138
Balinese saka calendar	1309–1310
Bengali calendar	795
Berber calendar	2338
English Regnal year	11 Ric. 2 – 12 Ric. 2
Buddhist calendar	1932
Burmese calendar	750
Byzantine calendar	6896–6897
Chinese calendar	丁卯年 (Fire Rabbit) 4084 or 4024     — to — 戊辰年 (Earth Dragon) 4085 or 4025
Coptic calendar	1104–1105
Discordian calendar	2554
Ethiopian calendar	1380–1381
Hebrew calendar	5148–5149
Hindu calendars
- Vikram Samvat	1444–1445
- Shaka Samvat	1309–1310
- Kali Yuga	4488–4489
Holocene calendar	11388
Igbo calendar	388–389
Iranian calendar	766–767
Islamic calendar	789–790
Japanese calendar	Kakei 2 (嘉慶２年)
Javanese calendar	1301–1302
Julian calendar	1388 MCCCLXXXVIII
Korean calendar	3721
Minguo calendar	524 before ROC 民前524年
Nanakshahi calendar	−80
Thai solar calendar	1930–1931
Tibetan calendar	阴火兔年 (female Fire-Rabbit) 1514 or 1133 or 361     — to — 阳土龙年 (male Earth-Dragon) 1515 or 1134 or 362

Births

• September 14 – Claudius Clavus, Danish geographer
• September 29 – Thomas of Lancaster, 1st Duke of Clarence, second son of Henry IV of England (d. 1421)
• Juliana Berners, English writer
• Thomas Montacute, 4th Earl of Salisbury (died 1428)
• Dai Jin, Chinese painter (d. 1462)

Deaths

• Simon de Burley, Lord Warden of the Cinque Ports
• James Douglas, 2nd Earl of Douglas
• Thomas Usk, English writer
• Sultan Firuz Shah Tughluq of Delhi
• King Thong Chan of Ayutthaya
• Khan Toghus Temur of Mongolia
• King Omar I of the Kanem-Bornu Empire
• King Sa'id of the Kanem-Bornu Empire
• Firuz Shah Tughluq