1427

Millennium:	2nd millennium
Centuries:	14th century – 15th century – 16th century
Decades:	1390s  1400s  1410s  – 1420s –  1430s  1440s  1450s
Years:	1424 1425 1426 – 1427 – 1428 1429 1430

Events

• August 4 – Hussite Wars: Battle of Tachov The Hussites decisively beat the crusader armies, ending the Fourth Anti-Hussite Crusade.
• August 17 – First band of Gypsies visits Paris, according to an account of the citizen of Paris.
• Lincoln College, a constituent college of the University of Oxford, is founded.
• Balsics rule of Montenegro comes to an end.
• Bhaktapur Royal Palace in Nepal is built by King Yaksa Malla.
• Gabriel V elected Patriarch of the Coptic Church for the second time.
• Minrekyansa becomes King of Ava (ancient Burma).
• Conflict of Druimnacour in Sutherland, Scotland.
• First witch hunts begin, in Switzerland.
• Celestine Order established in France.
• Celebration of Sant Jordi (Saint George) begins in Catalonia (he would later become its patron saint).
• Bremen is expelled from the Hanseatic League.
• Diogo de Silves, Portuguese navigator, discovers seven islands of the Azores archipelago.

1427 in other calendars

Gregorian calendar	1427 MCDXXVII
Ab urbe condita	2180
Armenian calendar	876 ԹՎ ՊՀԶ
Assyrian calendar	6177
Balinese saka calendar	1348–1349
Bengali calendar	834
Berber calendar	2377
English Regnal year	5 Hen. 6 – 6 Hen. 6
Buddhist calendar	1971
Burmese calendar	789
Byzantine calendar	6935–6936
Chinese calendar	丙午年 (Fire Horse) 4123 or 4063     — to — 丁未年 (Fire Goat) 4124 or 4064
Coptic calendar	1143–1144
Discordian calendar	2593
Ethiopian calendar	1419–1420
Hebrew calendar	5187–5188
Hindu calendars
- Vikram Samvat	1483–1484
- Shaka Samvat	1348–1349
- Kali Yuga	4527–4528
Holocene calendar	11427
Igbo calendar	427–428
Iranian calendar	805–806
Islamic calendar	830–831
Japanese calendar	Ōei 34 (応永３４年)
Javanese calendar	1342–1343
Julian calendar	1427 MCDXXVII
Korean calendar	3760
Minguo calendar	485 before ROC 民前485年
Nanakshahi calendar	−41
Thai solar calendar	1969–1970
Tibetan calendar	阳火马年 (male Fire-Horse) 1553 or 1172 or 400     — to — 阴火羊年 (female Fire-Goat) 1554 or 1173 or 401

Births

• September 9 – Thomas de Ros, 10th Baron de Ros, English politician (died 1464)
• October 14 – Alesso Baldovinetti, Italian painter (died 1499)
• October 26 – Archduke Sigismund of Austria (died 1496)
• November 29 – Zhengtong Emperor of China (died 1464)
• November 30 – Casimir IV Jagiellon, King of Poland (died 1492)
• date unknown
  • Shen Zhou, Chinese painter (d. 1509)

Deaths

• April 17 – John IV, Duke of Brabant (b. 1403)
• May 7 – Thomas la Warr, 5th Baron De La Warr, English churchman
• August 27 – Reginald West, 6th Baron De La Warr (born 1395)
• date unknown
  • Chimalpopoca, Aztec ruler of Tenochtitlán (born 1397)
  • Qu You, Chinese novelist (born 1341)
• probable
  • Jehuda Cresques, Catalan cartographer (born 1350)
  • Gentile da Fabriano, Italian painter