The temperature on July 8, 1914 was between 6.9 °C and 22.3 °C and averaged 15.5 °C. There was 0.6 mm of rain. There was 10.0 hours of sunshine (60%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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.
April 9 » Mexican Revolution: One of the world's first naval/air skirmishes takes place off the coast of western Mexico.
May 17 » The Protocol of Corfu is signed, recognising full autonomy to Northern Epirus under nominal Albanian sovereignty.
August 4 » In response to the German invasion of Belgium, Belgium and the British Empire declare war on Germany. The United States declares its neutrality.
August 26 » World War I: During the retreat from Mons, the British II Corps commanded by General Sir Horace Smith-Dorrien fought a vigorous and successful defensive action at Le Cateau.
August 28 » World War I: The Royal Navy defeats the German fleet in the Battle of Heligoland Bight.
November 7 » The German colony of Kiaochow Bay and its centre at Tsingtao are captured by Japanese forces.
Day of marriage January 14, 1941
The temperature on January 14, 1941 was between -0.4 °C and 2.1 °C and averaged 0.8 °C. There was 2.4 mm of rain during 1.3 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 5 » World War II: Allied forces begin the Battle of Keren to capture Keren, Eritrea.
May 12 » Konrad Zuse presents the Z3, the world's first working programmable, fully automatic computer, in Berlin.
May 27 » World War II: The German battleshipBismarck is sunk in the North Atlantic killing almost 2,100 men.
June 1 » World War II: The Battle of Crete ends as Crete capitulates to Germany.
October 8 » World War II: During the preliminaries of the Battle of Rostov, German forces reach the Sea of Azov with the capture of Mariupol.
October 11 » Beginning of the National Liberation War of Macedonia.
Day of death September 10, 1986
The temperature on September 10, 1986 was between 1.6 °C and 15.8 °C and averaged 8.4 °C. There was -0.1 mm of rain. There was 3.6 hours of sunshine (28%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 11 » The Gateway Bridge, Brisbane, Queensland, Australia is officially opened.
January 13 » A month-long violent struggle begins in Aden, South Yemen between supporters of Ali Nasir Muhammad and Abdul Fattah Ismail, resulting in thousands of casualties.
March 3 » The Australia Act 1986 commences, causing Australia to become fully independent from the United Kingdom.
April 29 » Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.
August 20 » In Edmond, Oklahoma, U.S. Postal employee Patrick Sherrill guns down 14 of his co-workers and then commits suicide.
October 19 » The president of Mozambique and a prominent leader of FRELIMO, along with 33 others, die when their aircraft crashes into the Lebombo Mountains.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I16295.php : accessed January 25, 2026), "Michiel Heyns (1914-1986)".
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