The temperature on May 7, 1880 was about 10.2 °C. The air pressure was 5 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 53%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
February 13 » Thomas Edison observes Thermionic emission.
May 11 » Seven people are killed in the Mussel Slough Tragedy, a gun battle in California.
June 24 » First performance of O Canada at the Congrès national des Canadiens-Français. The song would later become the national anthem of Canada.
July 27 » Second Anglo-Afghan War: Battle of Maiwand: Afghan forces led by Mohammad Ayub Khan defeat the British Army in battle near Maiwand, Afghanistan.
August 14 » Construction of Cologne Cathedral, the most famous landmark in Cologne, Germany, is completed.
September 16 » The Cornell Daily Sun prints its first issue in Ithaca, New York. The Sun is the United States' oldest, continuously-independent college daily.
Day of marriage May 12, 1916
The temperature on May 12, 1916 was between 1.1 °C and 16.1 °C and averaged 9.5 °C. There was 0.1 mm of rain. There was 4.0 hours of sunshine (26%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 9 » World War I: The Battle of Gallipoli concludes with an Ottoman Empire victory when the last Allied forces are evacuated from the peninsula.
June 29 » British diplomat turned Irish nationalist Roger Casement is sentenced to death for his part in the Easter Rising.
August 27 » World War I: The Kingdom of Romania declares war on Austria-Hungary, entering the war as one of the Allied nations.
August 28 » World War I: Germany declares war on Romania.
September 19 » World War I: During the East African Campaign, colonial forces of the Belgian Congo (Force Publique) under the command of Charles Tombeur capture the town of Tabora after heavy fighting.
December 23 » World War I: Battle of Magdhaba: Allied forces defeat Turkish forces in the Sinai Peninsula.
Day of death February 8, 1973
The temperature on February 8, 1973 was between 6.1 °C and 7.5 °C and averaged 6.9 °C. There was 4.4 mm of rain during 10.0 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 1 » Denmark, Ireland and the United Kingdom are admitted into the European Economic Community.
April 4 » A Lockheed C-141 Starlifter, dubbed the Hanoi Taxi, makes the last flight of Operation Homecoming.
July 10 » The Bahamas gain full independence within the Commonwealth of Nations.
August 23 » A bank robbery gone wrong in Stockholm, Sweden, turns into a hostage crisis; over the next five days the hostages begin to sympathise with their captors, leading to the term "Stockholm syndrome".
September 18 » The Bahamas, East Germany and West Germany are admitted to the United Nations.
December 17 » Thirty passengers are killed in an attack by Palestinian terrorists on Rome's Leonardo da Vinci–Fiumicino Airport.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I202450.php : accessed February 15, 2026), "Roelfien Heerema (1880-1973)".
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