April 8 » War of Jenkins' Ear: Three British ships capture the Spanish third-rate Princesa, taken into service as HMSPrincess.
June 13 » Georgia provincial governor James Oglethorpe begins an unsuccessful attempt to take Spanish Florida during the Siege of St. Augustine.
June 26 » A combined force of Spanish, free blacks and allied Indians defeat a British garrison at the Siege of Fort Mose near St. Augustine during the War of Jenkins' Ear.
August 17 » Pope Benedict XIV, previously known as Prospero Lambertini, succeeds Clement XII as the 247th Pope.
October 9 » Dutch colonists and Javanese natives begin massacring the ethnic Chinese population in Batavia, eventually killing 10,000.
October 20 » France, Prussia, Bavaria and Saxony refuse to honour the Pragmatic Sanction, and the War of the Austrian Succession begins.
Day of burial February 11, 1784
The temperature on February 11, 1784 was about -7.0 °C. Wind direction mainly south east. Weather type: betrokken mist. Source: KNMI
March 11 » The signing of the Treaty of Mangalore brings the Second Anglo-Mysore War to an end.
March 22 » The Emerald Buddha is moved with great ceremony to its current location in Wat Phra Kaew, Thailand.
April 9 » The Treaty of Paris, ratified by the United States Congress on January 14, 1784, is ratified by King George III of the Kingdom of Great Britain, ending the American Revolutionary War. Copies of the ratified documents are exchanged on May 12, 1784.
June 4 » Élisabeth Thible becomes the first woman to fly in an untethered hot air balloon. Her flight covers four kilometres in 45 minutes, and reached 1,500 metres altitude (estimated).
August 17 » Classical composer Luigi Boccherini receives a pay rise of 12000 reals from his employer, the Infante Luis, Count of Chinchón.
August 23 » Western North Carolina (now eastern Tennessee) declares itself an independent state under the name of Franklin; it is not accepted into the United States, and only lasts for four years.
When copying data from this family tree, please include a reference to the origin: Marianne Langeslag, "Family tree Langeslag", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-langeslag/I15158.php : accessed February 18, 2026), "Pierre Willemkens (Wullemkens) (1740-????)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.