1455

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Quick Facts

1455 in various calendars
Gregorian calendar	1455 MCDLV
Ab urbe condita	2208
Armenian calendar	904 ԹՎ ՋԴ
Assyrian calendar	6205
Balinese saka calendar	1376–1377
Bengali calendar	861–862
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) 4152 or 3945 — to — 乙亥年 (Wood Pig) 4153 or 3946
Coptic calendar	1171–1172
Discordian calendar	2621
Ethiopian calendar	1447–1448
Hebrew calendar	5215–5216
Hindu calendars
- Vikram Samvat	1511–1512
- Shaka Samvat	1376–1377
- Kali Yuga	4555–4556
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)
Javanese calendar	1370–1371
Julian calendar	1455 MCDLV
Korean calendar	3788
Minguo calendar	457 before ROC 民前457年
Nanakshahi calendar	−13
Thai solar calendar	1997–1998
Tibetan calendar	阳木狗年 (male Wood-Dog) 1581 or 1200 or 428 — to — 阴木猪年 (female Wood-Pig) 1582 or 1201 or 429

Events

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 will be a dramatic reversal when, in 1537, the bull Sublimis Deus of Pope Paul III forbids the enslavement of non-Christians.)
February 23 – The Gutenberg Bible is the first book printed with movable type.^[1]
April 8 – Pope Calixtus III succeeds Pope Nicholas V, as the 209th pope.
Spring – The Wars of the Roses begin in England.
May 1 – Battle of Arkinholm: Forces loyal to King James II of Scotland defeat the supporters of the Earl of Douglas.
May 22 – First Battle of St Albans: Richard, Duke of York, defeats and captures King Henry VI of England.^[2]
July 14 – Thirteen Years' War: a decisive victory by the Teutonic Order during the Battle for Kneiphof,^[3] a war they would eventually lose with the signing of Thorn.
November 15 – The conflict between Vladislav II of Wallachia and John Hunyadi escalates, so the latter decides to support Vlad the Impaler for the throne of Wallachia, the following year.

January 9 – William IV, Duke of Jülich-Berg, Count of Ravensberg (d. 1511)
January 29 – Johann Reuchlin, German-born humanist and scholar (d. 1522)
February 2 – King John of Denmark, Norway, and Sweden (d. 1513)^[4]
March 3
- King John II of Portugal (d. 1495)^[5]
- Ascanio Sforza, Italian Catholic cardinal (d. 1505)
March 15 – Pietro Accolti, Italian Catholic cardinal (d. 1532)
April 17 – Andrea Gritti, Doge of Venice (d. 1538)^[6]
May 16 – Wolfgang I of Oettingen, German count (d. 1522)
June 1 – Anne of Savoy, Savoy royal (d. 1480)
July 9 – Frederick IV of Baden, Dutch bishop (d. 1517)
July 15 – Queen Yun, Korean queen (d. 1482)
August 2 – John Cicero, Elector of Brandenburg (d. 1499)
August 15 – George, Duke of Bavaria (d. 1503)
November 9 – John V, Count of Nassau-Siegen, Stadtholder of Guelders and Zutphen (d. 1516)
date unknown
- Peter Vischer the Elder, German sculptor (approximate date) (d. 1529)
- Estefania Carròs i de Mur, Spanish educator (approximate date) (d. 1511)
- Raden Patah, Javanese sultan, founder of the Demak Sultanate (d. 1518)
- María de Ajofrín, Spanish visionary (d. 1489)
- Nicholas Barnham, English knight, killed in the War of the Roses (d. 1485)
- Angelo da Vallombrosa, Italian jurist and abbot (d. 1530)

Events