About the day » Friday June 15, 1866Calender converter

• Ankje Eeltjes Folkertsma, Minnertsga († 1921)
• Adriana VAN WAASBERGEN, Strijen († 1930)
• Adriana Johanna van der ELST, Antwerpen († 1890)
• Anke Pieters Rijpkema, Heeg (WYM), Wymbritseradiel, Friesland, Nederland († 1949)
• ADRIANA SMIT, ARNEMUIDEN († 1948)
• Aagje Groot, Haarlemmermeer, Noord-Holland, Nederland († 1943)
• Adriaan Lucas, 's-Gravendeel, Nederland
• Aagje van der Holst, Katwijk aan Zee († 1872)
• Aplonia van Helden, moerkapelle (zuid holland) († 1871)
• Adriaan Dijksen, Oosterend (Texel, NH) († 1945)

• Adriana Ridder De (53), Delft
• "Adelaide" Aleijdis Aleijdis (73), Groesbeek, NL
• Abraham Arnoldus (1), Leiden,, Zuid-Holland, Nederland
• Alexander Wauters (55), Hulst
• Anna van HAGEN (4), Delft, Zuid-Holland, Nederland
• Anthonie(Anthony) Bergh van den (37), Dordrecht, Zuid-Holland, Nederland, Nederland
• Allegonda Peskens (2), Oss
• Adriana Maria van der Velde (0), Dedemsvaart
• Anne Tierney? (60), Queen Street, Chippendale, New South Wales, Australia
• Aaltje Jakobs Hoekstra, Rottevalle

• 1843 » Edvard Grieg, Norwegian pianist and composer († 1907)
• 1848 » Gheevarghese Mar Gregorios of Parumala, Indian bishop and saint († 1902)
• 1872 » Thomas William Burgess, English swimmer and water polo player († 1950)
• 1875 » Herman Smith-Johannsen, Norwegian-Canadian skier († 1987)
• 1878 » Margaret Abbott, Indian-American golfer († 1955)
• 1881 » Kesago Nakajima, Japanese lieutenant general in the Imperial Japanese Army († 1945)
• 1884 » Harry Langdon, American actor, director, and screenwriter († 1944)
• 1886 » Frank Clement, British racing driver († 1970)
• 1888 » Ramón López Velarde, Mexican poet and author († 1921)
• 1890 » Georg Wüst, German oceanographer and academic († 1977)

• 1844 » Thomas Campbell, Scottish poet and academic (b. 1777)
• 1849 » James K. Polk, American lawyer and politician, 11th President of the United States (b. 1795)
• 1858 » Ary Scheffer, Dutch-French painter and academic (b. 1795)
• 1888 » Frederick III, German Emperor (b. 1831)
• 1889 » Mihai Eminescu, Romanian journalist, author, and poet (b. 1850)
• 1890 » Unryū Kyūkichi, Japanese sumo wrestler, the 10th Yokozuna (b. 1822)
• 1917 » Kristian Birkeland, Norwegian physicist and academic (b. 1867)
• 1934 » Alfred Bruneau, French cellist and composer (b. 1857)
• 1938 » Ernst Ludwig Kirchner, German painter and illustrator (b. 1880)
• 1941 » Otfrid Foerster, German neurologist and physician (b. 1873)

• Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
• In The Netherlands , there was from February 10, 1866 to June 1, 1866 the cabinet Fransen van de Putte, with I.D. Fransen van de Putte (liberaal) as prime minister.
• From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
• The Netherlands had about 3.6 million citizens.
• February 21 » Lucy Hobbs Taylor becomes the first American woman to graduate from dental school.
• April 10 » The American Society for the Prevention of Cruelty to Animals (ASPCA) is founded in New York City by Henry Bergh.
• June 24 » Battle of Custoza: An Austrian army defeats the Italian army during the Austro-Prussian War.
• August 17 » The Grand Duchy of Baden announces her withdrawal from the German Confederation and signs a treaty of peace and alliance with Prussia.
• September 22 » The Battle of Curupayty is Paraguay's only significant victory in the Paraguayan War.
• October 22 » A plebiscite ratifies the annexion of Veneto and Mantua to Italy, which had occurred three days before, on October 19.

The temperature on June 15, 1866 was about 20.4 °C. There was 0.1 mm of rain. The air pressure was 13 kgf/m² and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 56%.