Editing 1418 (section)

=== October&ndash;December ===
* [[October 2]] &ndash; [[Sim On]] is appointed as the new [[Yeonguijeong|Chief State Councillor of Korea]] (''Yeonguijeong'') by the new monarch, King Sejong, but is only in power for three months before being arrested and subsequently executed.<ref>{{cite web |title=Kang et al. Are Interrogated And Shim On Is Identified As Ringleader |url=https://sillok.history.go.kr/id/kda_10011023_002 |website=Veritable Records of the Joseon Dynasty |publisher=[[National Institute of Korean History]]}}</ref>
* [[October 30]] &ndash; The [[Byzantine Empire]] and the [[Republic of Venice]] sign a treaty of commerce.<ref>{{Prosopographisches Lexikon der Palaiologenzeit|article=29091. Tóρια 'Ιλαρíων}}</ref>
* [[November 21]] &ndash; [[Brandenburg–Pomeranian conflict]]: In Germany, the Treaty of [[Ueckermünde]] is signed by the Dukes of [[Pomerania-Stettin]] (Otto II and Casimir V) with the Dukes of [[Mecklenburg-Schwerin]] (Albert V), [[Werle|Mecklenburg-Werle]] (Lord Christopher) and [[Mecklenburg-Stargard]] (John III) to ally against the [[Electorate of Brandenburg]], ruled by the [[House of Hohenzollern]] elector [[Frederick I, Elector of Brandenburg|Friedrich I]]<ref>{{Cite book|title=Geschichte in Daten. Mecklenburg-Vorpommern|first1=Gerhard|last1=Heitz|first2=Henning|last2=Rischer|publisher=Koehler&Amelang|location=Münster-Berlin|year=1995|page=190|isbn=3-7338-0195-4|language=German}}</ref>
* [[December 28]] &ndash; The [[Charles VII of France|Dauphin Charles]], crown prince of France, reclaims the city of [[Tours]] from the Burgundians after a month-long siege.<ref>{{Harvsp|Chevalier|1985|p=|loc=La naissance de la bonne ville : XIIIe au XVe siècle|pages=111–112}}</ref>
* [[December 30]] &ndash; The [[Ming treasure voyages|Ming Chinese explorers]], commanded by Admiral [[Zheng He]], arrive in [[Yemen]] to open trade with the Arab kingdom, and the admiral is brought to the court of the Emir [[al-Nasir Ahmad ibn Isma'il|Al Malik al Nasir]].<ref>{{cite journal |last1=Ray |first1=Haraprasad |title=The Eighth Voyage of the Dragon that Never Was: An Enquiry into the Causes of Cessation of Voyages During Early Ming Dynasty |journal=China Report |date=1987b |volume=23 |issue=2 |pages=157–178 |doi=10.1177/000944558702300202|s2cid=155029177 }}</ref> The Chinese stay until January 27.