About the day » Monday April 20, 1868Calender converter

• Albert Bakker, den Ham, Overijssel, Nederland († 1933)
• Anna Maria Cuijck, van, Venray
• Albert Jacobs (Jetta Henderika Pol (born Klaassens)) Pol, Zuidbarge, Emmen, Drenthe, Netherlands († 1934)
• Andries Meinderts Siderius, St. Jacobiparochie († 1939)
• Aldegonda Schuffelen, Ophoven (Dl)
• Andries Siderius, Het Bildt
• Anna Elisabeth Luijendijk, Vlaardingen
• Aleida Koltof, gem Ambt Almelo († 1868)
• Aleida Kolthof, Stad Almelo, Overijssel, Netherlands († 1868)
• Albert Pol, Zuidbarge, Gemeente Emmen, Drenthe, Nederland

• Anna Catharina Franssen
• Anna Elisabeth Hempen- (84), Lindloh, Duitsland
• Anna Maria Clara Boekhoff (6), Amsterdam, Nederland
• Anna Elisabeth Hempen (83), Lindloh
• Aaltje Jans de Jong (44), Morra, Oostdongeradeel, Friesland, Nederland
• Aaltje de Jong (44), Gemeente Oostdongeradeel, Friesland, Nederland
• Aglae Delphine Felicia van Capellis (81)
• Anna Catharina Bosscha (35), Amsterdam
• Anna Elisabetha Lotz (82), Utica, Oneida, New York, Verenigde Staten
• Anna Maria Clara BOEKHOFF (6), Amsterdam, Noord Holland, Nederland

• 1851 » Alexander Dianin, Russian chemist († 1918)
• 1860 » Justinien de Clary, French target shooter († 1933)
• 1871 » Sydney Chapman, English economist and civil servant († 1951)
• 1873 » James Harcourt, English character actor († 1951)
• 1875 » Vladimir Vidrić, Croatian poet and lawyer († 1909)
• 1879 » Paul Poiret, French fashion designer († 1944)
• 1882 » Holland Smith, American general († 1967)
• 1884 » Daniel Varoujan, Armenian poet and educator († 1915)
• 1884 » Oliver Kirk, American boxer († 1960)
• 1884 » Princess Beatrice of Saxe-Coburg and Gotha († 1966)

• 1831 » John Abernethy, English surgeon and anatomist (b. 1764)
• 1873 » William Tite, English architect, designed the Royal Exchange (b. 1798)
• 1874 » Alexander H. Bailey, American lawyer, judge, and politician (b. 1817)
• 1881 » William Burges, English architect and designer (b. 1827)
• 1886 » Charles-François-Frédéric, marquis de Montholon-Sémonville, French general and diplomat, French ambassador to the United States (b. 1814)
• 1887 » Muhammad Sharif Pasha, Greek-Egyptian politician, 2nd Prime Minister of Egypt (b. 1826)
• 1899 » Joseph Wolf, German ornithologist and illustrator (b. 1820)
• 1902 » Joaquim de Sousa Andrade, Brazilian poet and educator (b. 1833)
• 1912 » Bram Stoker, Anglo-Irish novelist and critic, created Count Dracula (b. 1847)
• 1918 » Karl Ferdinand Braun, German-American physicist and academic, Nobel Prize laureate (b. 1850)

• Koning Willem III (Huis van Oranje-Nassau) was from 1849 till 1890 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• 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).
• From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
• The Netherlands had about 3.6 million citizens.
• March 23 » The University of California is founded in Oakland, California when the Organic Act is signed into law.
• April 10 » At Arogee in Abyssinia, British and Indian forces defeat an army of Emperor Tewodros II. While 700 Ethiopians are killed and many more injured, only two British/Indian troops die.
• May 14 » Boshin War: The Battle of Utsunomiya Castle ends as former Tokugawa shogunate forces withdraw northward.
• August 13 » The 8.5–9.0 M_w  Arica earthquake struck southern Peru with a maximum Mercalli intensity of XI (Extreme), causing 25,000+ deaths and a destructive basin wide tsunami that affected Hawaii and New Zealand.
• October 10 » The Ten Years' War begins against Spanish rule in Cuba.
• November 3 » John Willis Menard (R-Louisiana) was the first African American elected to the United States Congress. Because of an electoral challenge, he was never seated.

The temperature on April 20, 1868 was about 15.1 °C. There was 1 mm of rain. The air pressure was 22 kgf/m² and came mainly from the southwest. The airpressure was 74 cm mercury. The atmospheric humidity was 53%.