About the day » Tuesday August 21, 1860Calender converter

• Annigje van Hulst, Hattem († 1869)
• Andreas Koning, Oldeholtpade († 1951)
• Adriana Klazina Remmerswaal, 's-Gravenhage
• Adrianus Brands, Zeeland, Noord-Brabant, Nederland († 1940)
• Anthonij Theodorus Henri van Es, delft († 1861)
• Antonius Hendrikus Rasker, Almelo († 1940)
• Anthonie de VIJN, Dordrecht († 1861)
• Arend Jan Schottink, Markelo († 1867)
• Arnoldus Blom, Oudshoorn († 1943)
• Anna Wildenboer, Zwartewaal

• Arend Jurjens Mulder (84), Haren, Groningen, Nederland
• Albertien Rijkeboer (2), Meppel
• Christoffel de Wilde (75), Utrecht
• Barbara Theresia VANSTEENKISTE (39), Roeselare, West-Vlaanderen, Belgique
• Cornelia Verbeek (73), Halsteren Nbr
• Adélaïde TILLIER (67), Quarégnon, 7390, Hainaut, Wallonie, Belgique
• Catharina Maria van den Bergh (62), Amsterdam, Nederland
• Aaltje Teer (14), Westzaan
• Barbara Wanner (80), Lancaster, Lancaster, Pennsylvania, United States
• Cornelis Hendrik Engelbrecht (16), Leiden

• 1840 » Ferdinand Hamer, Dutch bishop and missionary († 1900)
• 1856 » Medora de Vallombrosa, Marquise de Morès, American heiress († 1921)
• 1862 » Emilio Salgari, Italian journalist and author († 1911)
• 1869 » William Henry Ogilvie, Scottish-Australian poet and author († 1963)
• 1872 » Aubrey Beardsley, English author and illustrator († 1898)
• 1878 » Richard Girulatis, German footballer and manager († 1963)
• 1879 » Claude Grahame-White, English pilot and engineer († 1959)
• 1884 » Chandler Egan, American golfer and architect († 1936)
• 1885 » Édouard Fabre, Canadian runner († 1939)
• 1886 » Ruth Manning-Sanders, Welsh-English author and poet († 1988)

• 1814 » Benjamin Thompson, American-English physicist and colonel (b. 1753)
• 1835 » John MacCulloch, Scottish geologist and academic (b. 1773)
• 1836 » Claude-Louis Navier, French physicist and engineer (b. 1785)
• 1838 » Adelbert von Chamisso, German botanist and poet (b. 1781)
• 1853 » Charles Tristan, marquis de Montholon, French general (b. 1783)
• 1854 » Thomas Clayton, American lawyer and politician (b. 1777)
• 1867 » Juan Álvarez, Mexican general and president (1855) (b. 1790)
• 1870 » Ma Xinyi, Chinese general and politician, Viceroy of Liangjiang (b. 1821)
• 1888 » James Farnell, Australian politician, 8th Premier of New South Wales (b. 1825)
• 1905 » Alexander von Oettingen, Estonian theologian and statistician (b. 1827)

1. Jan
2. Johannes
3. Hendrik
4. Cornelis
5. Pieter
6. Willem
7. Gerrit
8. Jacob
9. Petrus
10. Jacobus
11. Adrianus
12. Dirk
13. Arie
14. Hendrikus
15. Klaas
16. John

1. Maria
2. Johanna
3. Anna
4. Cornelia
5. Elisabeth
6. Adriana
7. Catharina
8. Hendrika
9. Wilhelmina
10. Aaltje
11. Grietje
12. Neeltje
13. Trijntje
14. Antje
15. Mary
16. Elizabeth

• Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• From March 18, 1858 till February 23, 1860 the Netherlands had a cabinet Rochussen - Van Bosse with the prime ministers J.J. Rochussen (conservatief-liberaal) and Mr. P.P. van Bosse (liberaal).
• From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
• The Netherlands had about 3.3 million citizens.
• March 24 » Sakuradamon Incident: Assassination of Japanese Chief Minister (Tairō) Ii Naosuke.
• March 28 » First Taranaki War: The Battle of Waireka begins.
• May 3 » Charles XV of Sweden–Norway is crowned king of Sweden.
• May 5 » Giuseppe Garibaldi sets sail from Genoa, leading the expedition of the Thousand to conquer the Kingdom of the Two Sicilies and giving birth to the Kingdom of Italy.
• September 8 » The steamship PSLady Elgin sinks on Lake Michigan, with the loss of around 300 lives.
• December 20 » South Carolina becomes the first state to attempt to secede from the United States.

The temperature on August 21, 1860 was about 15.4 °C. The air pressure was 1 kgf/m² and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 86%.