1403

This article is about the year 1403. For the IBM printer, see IBM 1403.

Millennium:	2nd millennium
Centuries:	14th century – 15th century – 16th century
Decades:	1370s  1380s  1390s  – 1400s –  1410s  1420s  1430s
Years:	1400 1401 1402 – 1403 – 1404 1405 1406

1403 by topic
Arts and science
Architecture - Art
Politics
State leaders - Sovereign states
Birth and death categories
Births - Deaths
Establishments and disestablishments categories
Establishments - Disestablishments
Art and literature
1403 in poetry

1403 in other calendars

Gregorian calendar	1403 MCDIII
Ab urbe condita	2156
Armenian calendar	852 ԹՎ ՊԾԲ
Assyrian calendar	6153
Bengali calendar	810
Berber calendar	2353
English Regnal year	4 Hen. 4 – 5 Hen. 4
Buddhist calendar	1947
Burmese calendar	765
Byzantine calendar	6911–6912
Chinese calendar	壬午年 (Water Horse) 4099 or 4039     — to — 癸未年 (Water Goat) 4100 or 4040
Coptic calendar	1119–1120
Discordian calendar	2569
Ethiopian calendar	1395–1396
Hebrew calendar	5163–5164
Hindu calendars
- Vikram Samvat	1459–1460
- Shaka Samvat	1325–1326
- Kali Yuga	4504–4505
Holocene calendar	11403
Igbo calendar	403–404
Iranian calendar	781–782
Islamic calendar	805–806
Japanese calendar	Ōei 10 (応永１０年)
Julian calendar	1403 MCDIII
Korean calendar	3736
Minguo calendar	509 before ROC 民前509年
Thai solar calendar	1945–1946

Year 1403 (MCDIII) was a common year starting on Monday (link will display the full calendar) of the Julian calendar.

Events

January–December

• February 7 – King Henry IV of England marries as his second wife Joan of Navarre, the daughter of King Charles II of Navarre and widow of John IV, Duke of Brittany, at Winchester Cathedral.
• March 12 – As King Martin I of Aragon helps to end the siege by the French of the papal palace in Avignon, Antipope Benedict XIII flees to Aragon.
• April – Balša III succeeds his father Đurađ II as ruler of the Principality of Zeta (now the Republic of Montenegro).
• May 21 – Ruy Gonzalez de Clavijo, an ambassador from the king of Castile, leaves Cadiz; he arrives in Samarkand over a year later.
• Before July 21 – Henry 'Hotspur' Percy forms an alliance with Welsh rebel Owain Glyndŵr.
• July 21 – Battle of Shrewsbury: King Henry IV of England defeats a rebel army led by "Hotspur" Percy, who is killed in the battle by an arrow in his face.
• October 7 – Battle of Modon: French naval forces under Jean Le Maingre (Marshal Boucicaut) defeat the Republic of Venice at Modon in the Peloponnese.

Date unknown

• Jan Hus begins preaching Wycliffite ideas in Bohemia.
• In China, the Yongle Emperor of the Ming dynasty
  • moves the capital from Nanjing to Beijing.
  • commissions the Yongle Encyclopedia, one of the world's earliest and largest known general encyclopedias.
  • orders his coastal provinces to build a vast fleet of ships, with construction centered at Longjiang near Nanjing; the inland provinces are to provide wood and float it down the Yangtze River.
• The Temple of a City God is constructed in Shanghai.
• The Gur-e Amir Mausoleum is built in Samarkand by Timur after the death of his grandson Muhammad-Sultan, and eventually becomes the family mausoleum of the Timurid dynasty.
• Georgia makes peace with Timur but has to recognise him as a suzerain and pay him tribute.
• While the Ottoman Empire is at war, the Byzantine Empire reclaims the European coast of the Sea of Marmara and Thessalonica. The emperor's son Andronikos Palaiologos is given the title of Lord of Thessalonike.
• The world's first quarantine station is built in Venice to protect against the Black Death.
• Grand Duke Vytautas ends his alliance with Muscovy and captures Vyazma and Smolensk.
• Stefan Lazarević establishes Belgrade as the capital of the Serbian Despotate.
• A guild of stationers is founded in the City of London. As the Worshipful Company of Stationers and Newspaper Makers (the "Stationers' Company"), it continues to be a Livery Company in the 21st century.
• In Ireland
  • Tadgh Ruadh mac Maelsechlainn O Cellaigh succeeds Conchobar an Abaidh mac Maelsechlainn O Cellaigh as King of Hy-Many in present-day Galway and Roscommon.
  • Maolmhordha mac Con Connacht succeeds Giolla Iosa mac Pilib as King of East Breifne in present-day Leitrim and Cavan.
• probable – Ououso becomes King of Nanzan in present-day south Okinawa, Japan.

Births

• January 17 – George Kastrioti of Albania (d. 1468)
• February 22 – King Charles VII of France (d. 1461)
• June 11 – John IV, Duke of Brabant (d. 1427)
• September 1 – Louis VIII, Duke of Bavaria (d. 1445)
• September 25 – Louis III of Naples (d. 1434)
• date unknown – Robert Wingfield, English politician (d. 1454)

Deaths

• March 8 – Beyazid, Ottoman Sultan (b. 1354)
• April 27 – Maria of Bosnia, Countess of Helfenstein (b. 1335)
• April – Đurađ II Stracimirović, Serbian nobleman from the House of Balšić in Zeta
• May 10 – Katherine Swynford, widow of John of Gaunt
• May 12 – William de Lode, English prior
• July 21 (at the Battle of Shrewsbury)
  • Sir Walter Blount, English soldier, standard-bearer of Henry IV (in battle)
  • Edmund Stafford, 5th Earl of Stafford, English soldier (in battle)
  • Henry 'Hotspur' Percy, English rebel (in battle)
• July 23 – Thomas Percy, 1st Earl of Worcester, English rebel (executed) (b. 1343)
• date unknown – Vukosav Nikolić, Bosnian nobleman (in battle)
• probable date – Hajji Zayn al-Attar, Persian physician