Editing 1407 (section)

=== April&ndash;June ===
* [[March 1]] &ndash; Persian astronomer and mathematician [[Jamshid al-Kashi]] completes his treatise ''[[Sullam al-sama']]'' ("The Ladder of the Sky")
* [[March 7]] &ndash; At 12 years old, [[Gianfrancesco I Gonzaga, Marquis of Mantua|Gianfrancesco I Gonzaga]] becomes the new [[Marquisate of Mantua|Marquis of Mantua]], and area encompassing much of the Lombardy region of Italy, upon the death of his father, [[Francesco I Gonzaga]].<ref>{{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}}</ref>
* [[March 18]] &ndash; [[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.<ref name=Sun/>
* [[April 10]] &ndash; [[Sino-Tibetan relations during the Ming dynasty#Religious significance|After several invitations]] by the [[Yongle Emperor]] 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 Yongle, 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 Yongle's deceased parents, Deshin Shekpa is awarded the title Great Treasure Prince of Dharma (大寶法王).
* [[April 23]] &ndash; The [[Bank of Saint George|Banco di San Giorgio]] is founded by the government of the [[Republic of Genoa]] in Italy.<ref>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</ref>
* [[May 4]] &ndash; [[Ming–Việt War]]: A Vietnamese force of 70,000 troops attempts to stop the advance of the Chinese at the [[Red River (Asia)|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.<ref name=Sun/>
* [[May 8]] &ndash; The [[John Beaufort, 1st Earl of Somerset|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.<ref>{{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}}</ref>* 
* [[May 30]] &ndash; [[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.<ref name=Sun/>
* [[June 16]] &ndash; [[Ming–Hồ War]]: [[Hồ Hán Thương|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 [[Fourth Chinese domination of Vietnam|conquest of Vietnam]] by the Chinese Empire.<ref>{{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}}</ref>