March 18 – As flooding of the Mississippi continues De la Vega notes that "on the eighteenth of March, 1543, while the Spaniards.. were making a procession in honor of Our Redeemer's entrance into Jerusalem, the river entered the gates of the little village of Aminoya in the wildness and fury of its flood, and two days later on ecould not pass through the streets except in canoes."[6]
March 20 – King Gustav of Sweden leads troops in troops crushing Dacke's Rebellion, led by Swedish peasant Nils Dacke, with defeat coming at the Battle of Hjortensjon.[7]
King Henry VIII of England gives royal assent to numerous laws passed by parliament, including the Act for the Advancement of True Religion, restricting the reading of the Bible to clerics, noblemen, and upper class society. The Act will be repealed in 1547 during the reign of King Edward VI.
Laws in Wales Act 1542, second phase of the Consolidating Act of Welsh Union, is given royal assent, establishing counties and regularizing parliamentary representation in Wales.[2]
June 4 – Fabiano di Monte San Savinov leads 500 infantry men and some cavalry in an attempt to conquer the Republic of San Marino, but the group fails after getting lost in a dense fog on Saint Quirinus' Day.[10]
June 22 – King Henry VIII of England declares war on King Francis I of France, one month after sending an ultimatum.[11]
July 1 – The Treaty of Greenwich is signed between representatives of the Kingdoms of England and Scotland as part of a plan to eventually unify the two nations under one monarch. As part of the treaty, the two nations agree to avoid war during the reign of King Henry VIII in England or Mary, Queen of Scots in Scotland and for another year after both are gone. The second part of the Treaty provides that Mary, Queen of Scots (six months old at the time) will eventually become the wife of Crown Prince Edward (then 5 years old), son of King Henry VIII. The Scottish Parliament repudiates the treaty five months later.[2]
The first large naval battle in the Atlantic Ocean, the Battle of Muros Bay, takes place off of the coast of Galicia in Spain between the French fleet and the Spanish fleet. Although France has the larger force, the Spanish Admiral Álvaro de Bazán identifies the flagship of French Admiral Jean de Clamorgan and sinks the vessel. Spain then captures the remaining 23 other ships and takes 3,000 prisoners, while France loses 3,000 dead and injured.
August 6– The Siege of Nice by the Ottoman Empire and French forces (under the Franco-Ottoman alliance), led by Admiral Hayreddin Barbarossa, begins. At the time, the city is under the control of the Duchy of Savoy and is defended by the Savoyards, assisted by the Habsburg armies of Spain and the Holy Roman Empire. The siege lasts for 16 days.
August 22 – The city of Nice is captured by the Ottomans and Barbarossa after a long bombardment. The Ottomans pillage the city and take away 2,500 captives to be sold into slavery.
August 25 – (24th day of 7th month of Tenbun 12) The first Europeans arrive in Japan and introduce firearms to the Asian monarchy, as the Chinese pirate Wang Zhi escorts Portuguese traders to in Tanegashima island in southern Kyushu. The first European visitors include António Mota, António Peixoto, Francisco Zeimoto, and Fernão Mendes Pinto.[15]
December 7 – (11 waxing of Natdaw 905 ME) The land and naval forces of the Confederation of Shan States (consisting of the principalities of Mohnyin, Mogaung, Bhamo, Momeik, and Kale), led by Prince Sawlon of Mohnyin and King Hkonmaing, depart from the Shan capital, Awa, to start an invasion of the Toungoo Empire in upper Myanmar. The invaders easily overrun Toungoo and its capital at Prome a week later. Royal Historical Commission of Burma (1832). Hmannan Yazawin (in Burmese). Vol. 1 (2003 ed.). Yangon: Ministry of Information, Myanmar.
December 11 – The Parliament of Scotland votes against ratifying the Treaty of Greenwich that had been signed with England on July 1.[2]
December 20 – The Eight Years War, also called the "War of Rough Wooing", begins as Scotland's Parliament votes to declare war on the Kingdom of England. "Arran, Earls of", in Encyclopædia Britannica, ed. by Hugh Chisholm (11th ed., Volume 2) (Cambridge University Press, 1911) pp. 642–644.
^Garcilaso de la Vega, The Florida of the Inca (1560) translated by John and Jeannette Varner, (University of Texas Press, 1951) p.554
^"Hjortensjon I", in Dictionary of Battles and Sieges: A Guide to 8,500 Battles from Antiquity Through the Twenty-first Century, ed. by Tony Jaques (Bloomsbury Publishing, 2006) p.450
^Karol Górski, Mikołaj Kopernik: Środowisko społeczne i samotność (Nicolaus Copernicus: Social Environment and Loneliness) (Toruń: Mikloaj Kopernik University Press, 2012) p.251 ISBN978-83-231-2777-2
^Turnbull, Stephen R. (2003). The Ottoman Empire, 1326–1699. Osprey Publishing Ltd. pp. 50–52. ISBN978-0-415-96913-0.
^Nevio and Annio Maria Matteimi The Republic of San Marino: Historical and Artistic Guide to the City and the Castles (Azienda Tipografica Editoriale, 1981) p.23
^G. R. Elton, England Under the Tudors (London: The Folio Society, 1997)
^M. H. Spielmann, The Iconography of Andreas Vesalius (André Vésale), Anatomist and Physician, 1514-1564 (John Bale, Sons & Danielsson Ltd., 1925) p.1
^Lucinda H. S. Dean, 'Crowning the Child', Sean McGlynn & Elena Woodacre, The Image and Perception of Monarchy in Medieval and Early Modern Europe (Newcastle, 2014), pp. 254-80.
^Dickinson, Gladys, Two Missions of de la Brosse (Edinburgh, Scottish History Society, 1942), pp. 3-9.