Calendar year
Year 1455 (MCDLV ) was a common year starting on Wednesday (full) 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 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.
Births
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
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
Deaths
References
^ This Facsimile Page of Gutenberg's 42-line Bible (1453-1455) was Printed on the Gutenberg Press Loaned by the Gutenberg Museum of Mainz for "A Century of Progress International Exposition", Chicago, 1933, and Exhibited by the Cuneo Press, Inc . Gutenberg Press. 1933.
^ a b c d John Sadler (January 14, 2014). The Red Rose and the White: The Wars of the Roses, 1453-1487 . Routledge. p. 16. ISBN 978-1-317-90518-9 .
^ Rogalski, Leon (1846). Dzieje Krzyżaków oraz ich stosunki z Polską, Litwą i Prusami (in Polish). Vol. II. Warsaw: S. Orgelbrand.
^ Encyclopædia Britannica: A New Survey of Universal Knowledge . Encyclopædia Britannica. 1964. p. 89.
^ Hourihane, Colum (2012). The Grove Encyclopedia of Medieval Art and Architecture . OUP USA. p. 217. ISBN 9780195395365 .
^ Benzoni, Gino (2002). "GRITTI, Andrea" . Dizionario Biografico degli Italiani , Volume 59: Graziano–Grossi Gondi (in Italian). Rome: Istituto dell'Enciclopedia Italiana . ISBN 978-8-81200032-6 .
^ Guido Di Piero, Known as Fra Angelico, Ca. 1395-1455 . Germany. 1998. p. 6. ISBN 978-3-8290-0246-2 .
^ "Nicholas V | Vatican Library & Dum Diversas" . Encyclopedia Britannica . Retrieved May 6, 2019 .