1455

This article is about the year 1455.

Millennium:	2nd millennium
Centuries:	14th century – 15th century – 16th century
Decades:	1420s  1430s  1440s  – 1450s –  1460s  1470s  1480s
Years:	1452 1453 1454 – 1455 – 1456 1457 1458

1455 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
1455 in poetry

1455 in other calendars

Gregorian calendar	1455 MCDLV
Ab urbe condita	2208
Armenian calendar	904 ԹՎ ՋԴ
Assyrian calendar	6205
Bengali calendar	862
Berber calendar	2405
English Regnal year	33 Hen. 6 – 34 Hen. 6
Buddhist calendar	1999
Burmese calendar	817
Byzantine calendar	6963–6964
Chinese calendar	甲戌年 (Wood Dog) 4151 or 4091     — to — 乙亥年 (Wood Pig) 4152 or 4092
Coptic calendar	1171–1172
Discordian calendar	2621
Ethiopian calendar	1447–1448
Hebrew calendar	5215–5216
Hindu calendars
- Vikram Samvat	1511–1512
- Shaka Samvat	1377–1378
- Kali Yuga	4556–4557
Holocene calendar	11455
Igbo calendar	455–456
Iranian calendar	833–834
Islamic calendar	859–860
Japanese calendar	Kyōtoku 4 / Kōshō 1 (康正元年)
Julian calendar	1455 MCDLV
Korean calendar	3788
Minguo calendar	457 before ROC 民前457年
Thai solar calendar	1997–1998

Year 1455 (MCDLV) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.

Events

January–December

• January 8 – Pope Nicholas V publishes Romanus Pontifex, an encyclical addressed to King Afonso V of Portugal, which sanctions the conquest of non-Christian lands, and the reduction of native non-Christian populations to 'perpetual slavery,' Later there was a dramatic reversal when, in 1537 the bull Sublimus Dei of Pope Paul III, forbade the enslavement of non-Christians.
• February 23 – The Gutenberg Bible is the first book printed with movable type.
• April 8 – Pope Calixtus III succeeds Pope Nicholas V as the 209th pope.
• Spring – The Wars of the Roses begin.
• May 1 – Battle of Arkinholm: Forces loyal to King James II of Scotland defeat the supporters of Earl of Douglas.
• May 22 – First Battle of St Albans: Richard, Duke of York, defeats and captures King Henry VI of England.
• July – Siege of Berat.

Births

• February 2 – King John of Denmark, Norway, and Sweden (d. 1513)
• March 3 – King John II of Portugal (d. 1495)
• March 15 – Pietro Accolti, Italian Catholic cardinal (d. 1532)
• August 2 – John Cicero, Elector of Brandenburg (d. 1499)
• November 9 – Johann V of Nassau-Vianden-Dietz (d. 1516)
• date unknown
  • Peter Vischer the Elder, German sculptor (approximate date) (d. 1529)
  • Nicholas Barnham, Knight, killed in the War of the Roses (d. 1485)

Deaths

• February 18 – Fra Angelico, Italian painter (b. 1395)
• March 24 – Pope Nicholas V (b. 1397)
• April 1 – Zbigniew Oleśnicki, Polish cardinal and statesman (b. 1389)
• May 1 – Archibald Douglas, Earl of Moray (in battle)
• May 22 (killed at the First Battle of St Albans)
  • Henry Percy, 2nd Earl of Northumberland, Lancastrian commander (b. 1393)
  • Edmund Beaufort, 2nd Duke of Somerset, Lancastrian commander (b. 1406)
  • Thomas Clifford, 8th Baron de Clifford, Lancastrian commander (b. 1414)
• September 3 – Alonso Tostado, Spanish Catholic bishop
• October 22 – Johannes Brassart, Flemish composer
• December 1 – Lorenzo Ghiberti, Italian sculptor and metal smith (b. 1378)
• December 2 – Isabel of Coimbra, queen of Portugal (b. 1432)