About the day » Wednesday June 12, 1867Calender converter

• 'Ferdinand' Marie Louis de DONNEA, Liege, Province de Liege, Walloon Region, Belgie († 1949)
• Adriana Schaap, Zandvoort, Noord-Holland, Nederland († 1930)
• Albertje Hofste, Ommelanderwijk, Groningen, The Netherlands († 1955)
• Anna Adriana Snieder, Amsterdam
• Abigael Anna Martha De Lannoij, Breda, Noord-Holland, Netherlands († 1913)
• "Joseph" Alfred Stanislaus Peter Claver Johann Baptist von Mallinckrodt, Mittenheim, Allemagne († 1946)
• Aalt Buijtenhuis, Nijkerk {GE}, Holk
• Abraham Muller, holten
• Adriana Schaap, Zandvoort († 1931)
• Adrianus Plomp, Zegveld

• Arnoldus van Galen (65), Berlicum, NL
• Antje Cornelia (Antje) Natter (58), Soest
• Adrianus Dirk de Bruijn (0), Dordrecht, Zuid-Holland, The Netherlands
• van Tuijl (0), Woerden
• Catharina Norbertina Smans (30), Nijlen, België
• (Antje) Cornelia Natter (57), Soest, Utrecht, Nederland
• Alberta Jacoba Hoedeman (0), Vreeswijk, Utrecht, Nederland
• Carolus Ludovicus Waumans (48), Bornem
• Arnoldus van Gaal(en) (65), Berlicum
• Anna (Maria) Elisabeth KESSEN (66), Eijsden, Limburg, Nederland

• 1851 » Oliver Lodge, English physicist and academic († 1940)
• 1857 » Maurice Perrault, Canadian architect, engineer, and politician, 15th Mayor of Longueuil († 1909)
• 1858 » Harry Johnston, English botanist and explorer († 1927)
• 1858 » Henry Scott Tuke, English painter and photographer († 1929)
• 1861 » William Attewell, English cricketer and umpire († 1927)
• 1864 » Frank Chapman, American ornithologist, photographer, and author († 1945)
• 1877 » Thomas C. Hart, American admiral and politician († 1971)
• 1883 » Fernand Gonder, French pole vaulter († 1969)
• 1883 » Robert Lowie, Austrian-American anthropologist and academic († 1957)
• 1888 » Zygmunt Janiszewski, Polish mathematician and academic († 1920)

• 1816 » Pierre Augereau, French general (b. 1757)
• 1818 » Egwale Seyon, Ethiopian emperor
• 1841 » Konstantinos Nikolopoulos, Greek composer, archaeologist, and philologist (b. 1786)
• 1900 » Lucretia Peabody Hale, American journalist and author (b. 1820)
• 1904 » Camille of Renesse-Breidbach (b. 1836)
• 1912 » Frédéric Passy, French economist and academic, Nobel Prize laureate (b. 1822)
• 1917 » Teresa Carreño, Venezuelan-American singer-songwriter, pianist, and conductor (b. 1853)
• 1932 » Theo Heemskerk, Dutch lawyer and politician, Prime Minister of the Netherlands (b. 1852)
• 1937 » Mikhail Tukhachevsky, Russian general (b. 1893)
• 1944 » Erich Marcks, German general (b. 1891)

• 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).
• The Netherlands had about 3.6 million citizens.
• January 15 » Forty people die when ice covering the boating lake at Regent's Park, London, collapses.
• March 29 » Queen Victoria gives Royal Assent to the British North America Act which establishes Canada on July 1.
• September 28 » Toronto becomes the capital of Ontario, having also been the capital of Ontario's predecessors since 1796.
• October 18 » United States takes possession of Alaska after purchasing it from Russia for $7.2million. Celebrated annually in the state as Alaska Day.
• November 3 » Giuseppe Garibaldi and his followers are defeated in the Battle of Mentana and fail to end the Pope's Temporal power in Rome (it would be achieved three years later).
• December 13 » A Fenian bomb explodes in Clerkenwell, London, killing six.

The temperature on June 12, 1867 was about 16.5 °C. The air pressure was 2 kgf/m² and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 81%.