Editing 1427 (section)

=== October&ndash;December ===
* [[September 5]] &ndash; A French Army relief force of 1,600 soldiers, led by [[Jean de Dunois]], ends the siege of Montargis by luring the English Army into a trap. The Montargis defenders open the city gates and the English are attacked from two sides, losing more than 1,000 men and all of their artillery.<ref name=Wagner/> 
* [[September 29]] &ndash; [[Lam Sơn uprising]]: China's General Liu Sheng arrives at China's border with Vietnam where a meeting is held with rebel leader [[Lê Lợi]], who proposes settling the war by recognizing [[Trần Cảo (king)|Tran Cao]]'s rule as King of [[Dai Viet]]. The proposal is a pretext to Liu Sheng's army being lured into an ambush that soon follows, with 70,000 Chinese troops killed.<ref>{{Cite book |last=Dreyer |first=Edward L. |author-link=Edward L. Dreyer |url=https://archive.org/details/earlymingchinapo0000drey |title=Early Ming China: A Political History |publisher=Stanford University Press |year=1982 |page=228 |isbn=0-8047-1105-4 |location=Stanford}}</ref>
* [[October 13]] &ndash; 
**[[Lincoln College, Oxford|Lincoln College]], a constituent college of the [[University of Oxford]] in England, is founded by the Bishop of Lincoln.
**The English Parliament assembles at Westminster after being summoned on July 15 by England's Regency Council.[[John Tyrrell (died 1437)|John Tyrrell]] is elected as Speaker of the House of Commons.
* [[November 12]] &ndash; To avoid further destruction of the Chinese army, General [[Wang Tong (Ming dynasty)|Wang Tong]] begins withdrawing troops from northern Vietnam's [[Jiaozhi|Giao Chi]] region, having accepted a proposal by Vietnam without the approval of China's [[Xuande Emperor|Emperor Xuanzong]]. The Emperor is informed of the proposal and agrees on November 20 to accept terms of peace.Chan (1988), p. 290
* [[December 29]] &ndash; Victorious in the [[Lam Sơn uprising]], Vietnam ([[Dai Viet]]) succeeds in forcing the withdrawal of Chinese troops from its territory as China's General [[Wang Tong (Ming dynasty)|Wang Tong]] and Vietnam's General [[Nguyen Trai]] agree to terms of disarmament and repatriation of 86,640 Ming Chinese prisoners in return for Chinese withdrawal.<ref>{{cite book|last1=United States Air Force Academy|title=WLA: War, Literature & the Arts| ref = CITEREFUSAFA1998|year=1998|publisher=Department of English, United States Air Force Academy|page=210}}</ref>