March 5– The 1730 papal conclave to elect a new Pope for the Roman Catholic church begins with 30 Cardinals, 12 days after the death of Pope Benedict XIII. By the time his successor is elected on July 12, there are 56 Cardinals.
June 27– French explorer Alphonse de Pontevez, commanding the frigate Le Lys, claims an Indian Oceanatoll for France and names it after himself as the Alphonse Atoll. The next day, he claims and names the St. François Atoll.
August 25– French Protestant Marie Durand is imprisoned in the Tower of Constance at Aigues-Mortes for her defiance of the Roman Catholic government, and is kept captive for the next 38 years. During her incarceration, she continues to resist converting to Catholicism as a condition of release. She is finally set free on April 14, 1768 and lives 8 more years.
September 1– A volcano erupts on Lanzarote, the easternmost of the Canary Islands and threatens the Spanish inhabitants. On Gran Canaria, the regent of the islands reports to Madrid that the flames are visible even from 130 miles (210km) away.[6]
December 27– The Dutch East India Company ends an almost 11-year effort of trying to maintain a colony around Delagoa Bay in southern Africa in modern-day Mozambique. The entire population of the settlement, Fort Lydzammheid (near modern-day Maputo) is evacuated by the ships Snuffelaar, Zeepost and Feyenoord and the group returns to Cape Town.[8]
William H. Egle, History of the Commonwealth of Pennsylvania, Civil, Political and Military from Its Earliest Settlement to the Present Time, Including Historical Descriptions of Each County in the State, Their Towns, and Industrial Resources (E.M. Gardner Co., 1883) p322
Commire, Anne; Klezmer, Deborah. "Lecouvreur, Adrienne (1690–1730)". Dictionary of Women Worldwide: 25,000 Women Through the Ages. Detroit: Yorkin Publications. Retrieved April 4, 2014.
Elling, Christian (2019). Rome: the biography of her architecture from Bernini to Thorvaldsen. Place of publication not identified: Routledge. p.109. ISBN9781000310290.
Göransson, Elisabet (2006). Letters of a learned lady: Sophia Elisabeth Brenner's correspondence, with an edition of her letters to and from Otto Sperling the younger. Stockholm: Almqvist & Wiksell. p.25. ISBN9789122021575.
Hume, Robert (1988). Henry Fielding and the London theatre, 1728-1737. Oxford Oxfordshire New York: Clarendon Press Oxford University Press. p.142. ISBN9780198128649.