1407

• January 20 – Ming–Việt War: China conquers Dong Do, the eastern capital of Dai Ngu (now Hanoi, capital of Vietnam, and follows six days later by conquering the western capital, Tay Do (now Thanh Hóa) on January 26.{{Cite book |title=Ancient Southeast Asia |author1-link=John N. Miksic |last1=Miksic |first1=John Norman |last2=Yian |first2=Goh Geok |publisher=Routledge |year=2016 |page=524 |isbn=978-0415735544}}
• February 21 – Ming–Việt War: Hồ Nguyên Trừng, commander of the Vietnamese armada of 500 ships, launches a counterattack on invading Chinese ships on the Thai Binh River, but the Chinese forces use cannons to destroy the Viet fleet, killing as many as 10,000 of the defending forces.{{citation |surname=Sun |given=Laichen |chapter=Chinese Gunpowder Technology and Đại Việt, ca. 1390–1497 |title=Viet Nam: Borderless Histories |editor-given1=Anthony |editor-surname1=Reid |editor-given2=Nhung Tuyet |editor-surname2=Tran |publisher=University of Wisconsin Press |year=2006 |pages=79–83 |isbn=978-1-316-44504-4}}
• February 22 – Pir Muhammad Mirza, co-ruler of the Timurid Empire (Transoxiana) that encompasses what is now Iran and most of the Near East of Asia, is murdered by his vizier, Pir Ali Taz.{{cite book|url=https://books.google.com/books?id=fY01Tc2SZVEC|title=The Cambridge History of Iran, Volume 6|author=Peter Jackson, Lawrence Lockhart|year=1986|publisher=Cambridge University Press|isbn=9780521246996|pages=98–99|access-date=2013-01-02}} He is succeeded by his cousin, Khalil Sultan, who becomes the sole ruler of Transoxiana until being overthrown in 1409.

• March 1 – Persian astronomer and mathematician Jamshid al-Kashi completes his treatise Sullam al-sama' ("The Ladder of the Sky")
• March 7 – At 12 years old, Gianfrancesco I Gonzaga becomes the new Marquis of Mantua, and area encompassing much of the Lombardy region of Italy, upon the death of his father, Francesco I Gonzaga.{{cite web |url=http://digilib.bibliotecateresiana.it/sfoglia_storia.php?id=&sottogruppo=164.F.27&gruppo=&creator=&title=&publisher=&date=&date1=&shelfmark=&op=esplora_ric&offset=768|title=Signoria di Gianfrancesco Gonzaga |language=it}}
• March 18 – Ming–Việt War: In Vietnam's Phung Hoa prefecture, the invading Chinese troops use a larger weapon, the da jiangjun chong cannon, to destroy more of the Viet ships.
• April 10 – After several invitations by the Emperor Cheng Zu of China, the lama Deshin Shekpa, the fifth Karmapa of the Karma Kagyu sect of Tibetan Buddhism, finally visits the Emperor at Nanjing, the Ming dynasty. In his 22-day visit, the Karmapa thrills the Ming court with alleged miracles that are recorded in a gigantic scroll, translated into five different languages. In a show of mystical prowess, Deshin Shekpa adds legitimacy to a questionable succession to the throne by Cheng Zu, who had killed his nephew the Jianwen Emperor in the culmination of a civil war. For his services to the Ming court, including his handling of the ceremonial rites of Cheng Zu's deceased parents, Deshin Shekpa is awarded the title Great Treasure Prince of Dharma (大寶法王).
• April 23 – The Banco di San Giorgio is founded by the government of the Republic of Genoa in Italy.Giuseppe Felloni, Amministrazione ed etica nella Casa di San Giorgio (1407-1805). Lo statuto del 1568 ("Administration and ethics in the House of San Giorgio (1407-1805): The statute of 1568"), (Firenze: Leo Olschki Press, 2014) p.3
• May 4 – Ming–Việt War: A Vietnamese force of 70,000 troops attempts to stop the advance of the Chinese at the Hong River at the Ham Tu pass in what is now Vietnam's Hưng Yên province. With superior firepower, the Chinese kill over 10,000 Viet troops and capture hundreds of warships.
• May 8 – The Earl of Somerset resigns as Admiral of the North and West of the English Navy. The office will remain vacant until assumed by Thomas Beaufort, Duke of Exeter on September 21, 1408.{{cite book|last1=Beatson|first1=Robert|title=A Political Index to the Histories of Great Britain and Ireland: Or, A Complete Register of the Hereditary Honours, Public Offices, and Persons in Office, from the Earliest Periods to the Present Time|date=1788|publisher=G. G. J. & J. Robinson|pages=[https://archive.org/details/apoliticalindex04beatgoog/page/n276 259]–263|url=https://archive.org/details/apoliticalindex04beatgoog}}*
• May 30 – Ming–Việt War: In a last ditch effort to stop the Chinese invasion, the Vietnamese forces fight a final battle at Thanh Hóa, where the Emperor Hon Han Thuong had moved his capital. The Viet force loses 10,000 additional soldiers and the Vietnamese royal family flees during the retreat.
• June 16 – Ming–Hồ War: Ho Han Thuong, Emperor of Vietnam (Dai Ngu) is captured by the Imperial Chinese Army along with his father, the former Emperor Hồ Quý Ly, completing the conquest of Vietnam by the Chinese Empire.{{citation |surname=Chan |given=Hok-lam |chapter=The Chien-wen, Yung-lo, Hung-hsi, and Hsiian-te reigns, 1399 – 1435 |page=230 |title=The Cambridge History of China: Volume 7, The Ming Dynasty |editor-given1=Denis Crispin |editor-surname1=Twitchett |editor-given2=John K. |editor-surname2=Fairbank |location=Cambridge |publisher=Cambridge University Press |year=2008}}

• October 5 – A group of high officials of the former Vietnamese government are put on trial before China's Emperor Cheng Zu at Nanjing, and charged with treason for killing the previous Vietnamese ruler. Most of the prisoners are executed.{{cite book |last=Tsai |first=Shih-shan Henry |title=Perpetual happiness: The Ming emperor Yongle |year=2011 |publisher=University of Washington Press |location=Seattle |page=181 |isbn=978-0-295-98109-3}}
• October 20 – The English Parliament is opened at Gloucester after being summoned on August 26 by King Henry IV, and is marked by arguments between the House of Lords and the House of Commons over primacy and initiation of money bills.H.G. Richardson and G. Sayles, Rotuli Parliamentorum , Volume II (Royal Historical Society, 1935), pp.608–610
• November 20 – A solemn truce is agreed upon between John the Fearless, Duke of Burgundy and Louis I, Duke of Orléans under the auspices of John, Duke of Berry.
• November 23 – The Duke of Orleans is assassinated, and war breaks out again between the Burgundians and the Duke's followers.{{Cite web |title=The Duke of Orleans is Ambushed {{!}} History Today |url=https://www.historytoday.com/archive/duke-orleans-ambushed |access-date=2024-02-17 |website=www.historytoday.com}}
• December 2 –
• China's Emperor Cheng Zu sends an order to Marquis Zhang Fu, who had recently conquered Vietnam and executed many of its officials, to avoid harming any innocent Vietnamese civilians.{{cite web |translator=Geoff Wade |title=Southeast Asia in the Ming Shi-lu: an open access resource |url=http://epress.nus.edu.sg/msl/entry/1078?hl=%22Jiao-zhi%22 |location=Singapore |publisher=Asia Research Institute and the Singapore E-Press, National University of Singapore |page=1014 |access-date=July 6, 2014 |archive-date=March 27, 2016 |archive-url=https://web.archive.org/web/20160327185337/http://epress.nus.edu.sg/msl/entry/1078?hl=%22Jiao-zhi%22 |url-status=dead }}
• The English Parliament closes after having met for six weeks.
• December – The Yongle Encyclopedia, until the 21st century the largest encyclopedia of history, is completed in China after four years of work by 2,169 scholars at the Hanlin Academy and the Imperial University.{{Cite book |last=Chan |first=Hok-lam |author-link=Chan Hok-lam |title=The Cambridge History of China Volume 7: The Ming Dynasty, 1368–1644, Part 1 |publisher=Cambridge University Press |year=1988 |isbn=0521243327 |editor-last=Mote |editor-first=Frederick W. |editor-link=Frederick W. Mote |location=Cambridge |page=220 |chapter=The Chien-wen, Yung-lo, Hung-hsi, and Hsüan-te reigns |editor-last2=Twitchett |editor-first2=Denis C |editor-link2=Denis Twitchett}}

• Rudolfo Belenzani leads a revolt against Bishop Georg von Liechtenstein in Trento, Bishopric of Trent.
• David Holbache founds Oswestry School, in the Welsh Marches.
• Mateu Texidor finishes the Puente de la Trinidad bridge in Valencia, Spain.

• March 15 – Jacob, Margrave of Baden-Baden (1431-1453) (d. 1453)
• August 27 – Ashikaga Yoshikazu, Japanese shōgun (d. 1425)
• September 21 – Leonello d'Este, Marquis of Ferrara, Italian noble (d. 1450)
• November 8 – Alain de Coëtivy, Catholic cardinal (d. 1474)
• date unknown
• Thomas de Littleton, English judge (d. 1481)
• Marguerite, bâtarde de France, French noble, illegitimate daughter of the King of France (d. 1458)
• Demetrios Palaiologos, Byzantine prince (d. 1470)
• Lorenzo Valla, Italian humanist, philosopher, literary critic (d. 1457)

• February 9 – William I, Margrave of Meissen (b. 1343)
• February 16 – Abdallah Fakhr al-Din, religious leader
• March 7 – Francesco I Gonzaga, ruler of Mantua
• April 23 – Olivier de Clisson, French soldier (b. 1326)
• July – Empress Xu (Ming dynasty), Chinese Empress (b. 1362)
• November 23 – Louis I, Duke of Orléans, brother of Charles VI of France (murdered) (b. 1372)
• date unknown
• Pero López de Ayala, Spanish soldier (b. 1332)
• Kolgrim, Norse Greenlander and alleged sorcerer

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