June 6 – Afonso V of Aragon formally reunites the Kingdoms of Naples and Sicily.
June 14 – Pope Eugene IV and King Alfonso V of Naples reach a forma agreement at Terracina, with the Pope recognizing Alfonso as the rightful King and Prince Ferrante as heir to the throne, while Alfonso agrees to stop support of the antipope Amadeus VII and the Council of Basel.[8]
September 28 – Pope Eugene IV returns to Rome for the first time in more than nine years, after having been forced to flee on June 4, 1434.[10]
October–December
October 22 – Pedro de Portugal, Duke of Coimbra and regent for the 11-year old King Afonso V, grants letters patent to his younger brother Dom Henrique of Navegador ("Prince Henry the Navigator"), giving Henrique an exclusive monopoly over all navigation south of Cape Bojador, whether for the purpose of war or trade, as well as a commission on any African goods or slaves brought back to mainland Portugal.[11]
The Christian crusaders under Hunyadi begin their retreat westward after their defeat at Zlatica, and the Ottoman forces follow them, with a confrontation ultimately taking place on January 2 at the Battle of Kunovica.[13]
In Moldavia, the conflict between brothers and co-rulers Iliaș and Stephen II reignites, and Stephen captures Iliaș and blinds him, thus remaining sole ruler of the country.
^Buonadonna, Sergio; Mercenaro, Mario (2007). De Ferrari Editori (ed.). Rosso doge. I dogi della Repubblica di Genova dal 1339 al 1797. Genoa.{{cite book}}: CS1 maint: location missing publisher (link)
^Bisson, T.N. (1991). The Medieval Crown of Aragon. Oxford University Press. p. 144.
^Joachim W. Stieber, Pope Eugenius IV, the Council of Basel and the Secular and Ecclesiastical Authorities in the Empire, (E.J. Brill, 1978), p. 254
^Joachim W. Stieber, Pope Eugenius IV, the Council of Basel and the Secular and Ecclesiastical Authorities in the Empire (Brill, 1978) pp. 197–198 ISBN 9004052402.
^João de Barros, Décadas da Ásia: Dos feitos, que os Portuguezes fizeram no descubrimento, e conquista, dos mares, e terras do Oriente. Vol. 1 (Dec I, Lib.1-5) p.60
^Pálosfalvi, Tamás (2018). From Nicopolis to Mohács, A History of Ottoman-Hungarian Warfare 1389-1526. Brill Academic Publishers. p. 116. ISBN 9789004375659.
^Becker, E. (1983) [1950]. Schloss und Stadt Dillenburg. Ein Gang durch ihre Geschichte in Mittelalter und Neuzeit. Zur Gedenkfeier aus Anlaß der Verleihung der Stadtrechte am 20. September 1344 herausgegeben (in German) (Neuauflage ed.). Dillenburg: Der Magistrat der Stadt Dillenburg. p. 12.