1404
| Millennium: | 2nd millennium |
|---|---|
| Centuries: | |
| Decades: | |
| Years: |
Template:C15YearInTopicX Year 1404 was a leap year starting on Tuesday (link will display the full calendar) of the Julian calendar.
Events of 1404
- June 14 - Rebel leader Owain Glyndŵr, having declared himself Prince of Wales, allies with the French against the English. He later begins holding parliamentary assemblies.
- October 17 - Pope Innocent VII succeeds Pope Boniface IX as the 204th pope.
- November 19 - St. Elizabeth's flood devastates parts of Flanders, Zeeland and Holland.
- Stefan Tvrtko II succeeds Stefan Ostoja as King of Bosnia.
- Peace is declared between Lithuania and Teutonic Knights after agreeing to exchange land and form an alliance against Muscovy.
- The University of Turin is founded.
- Timur is hit by a fever while preparing to invade China.
- Centurione II Zaccaria succeeds Maria II Zaccaria as ruler of the Principality of Achaea.
- Virupaksha Raya succeeds Harihara Raya II as ruler of the Vijayanagara Empire in present-day southern India.
- Narayana Ramadhipati succeeds Ponthea Yat as King of Cambodia.
- Ruaidri Caech MacDermot succeeds Conchobair Og MacDermot as King of Moylurg in present-day north-east Connacht, Ireland.
- The city of Vicenza comes under the rule of the Venetians.
| Gregorian calendar | 1404 MCDIV |
| Ab urbe condita | 2157 |
| Armenian calendar | 853 ԹՎ ՊԾԳ |
| Assyrian calendar | 6154 |
| Balinese saka calendar | 1325–1326 |
| Bengali calendar | 811 |
| Berber calendar | 2354 |
| English Regnal year | 5 Hen. 4 – 6 Hen. 4 |
| Buddhist calendar | 1948 |
| Burmese calendar | 766 |
| Byzantine calendar | 6912–6913 |
| Chinese calendar | 癸未年 (Water Goat) 4101 or 3894 — to — 甲申年 (Wood Monkey) 4102 or 3895 |
| Coptic calendar | 1120–1121 |
| Discordian calendar | 2570 |
| Ethiopian calendar | 1396–1397 |
| Hebrew calendar | 5164–5165 |
| Hindu calendars | |
| - Vikram Samvat | 1460–1461 |
| - Shaka Samvat | 1325–1326 |
| - Kali Yuga | 4504–4505 |
| Holocene calendar | 11404 |
| Igbo calendar | 404–405 |
| Iranian calendar | 782–783 |
| Islamic calendar | 806–807 |
| Japanese calendar | Ōei 11 (応永１１年) |
| Javanese calendar | 1318–1319 |
| Julian calendar | 1404 MCDIV |
| Korean calendar | 3737 |
| Minguo calendar | 508 before ROC 民前508年 |
| Nanakshahi calendar | −64 |
| Thai solar calendar | 1946–1947 |
| Tibetan calendar | 阴水羊年 (female Water-Goat) 1530 or 1149 or 377 — to — 阳木猴年 (male Wood-Monkey) 1531 or 1150 or 378 |
Births
- January 10 - Gilles de Rais, French aristocrat (died 1440)
- February 9 - Constantine XI, last Byzantine Emperor (died 1453)
- February 14 - Leone Battista Alberti, Italian painter, poet, and philosopher (died 1472)
- March 25 (baptism) - John Beaufort, 1st Duke of Somerset, English military leader (d. 1444)
- June - Murad II, Ottoman Sultan (died 1451)
- July 25 - Philip I, Duke of Brabant (d. 1430)
- October 14 - Marie of Anjou, queen of Charles VII of France (died 1463)
- date unknown
- Yamana Sōzen, Japanese warlord and monk (died 1473)
Deaths
- April 27 - Philip II, Duke of Burgundy (born 1342)
- September 14 - Duke Albert IV of Austria (born 1377)
- September 27 - William of Wykeham, English bishop and statesman (born 1320)
- October 1 - Pope Boniface IX (born 1356)
- October 15 - Marie Valois, French princess (born 1344)
- December 13 - Albert, Count of Holland (b. 1336)
- date unknown - Eleanor of Arborea, ruler of Sardinia (born 1350)