The temperature on May 10, 1918 was between 7.3 °C and 18.9 °C and averaged 11.5 °C. There was 5.4 hours of sunshine (35%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. 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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 5 » Stephen W. Thompson shoots down a German airplane; this is the first aerial victory by the U.S. military.
February 6 » British women over the age of 30 who meet minimum property qualifications, get the right to vote when Representation of the People Act 1918 is passed by Parliament.
May 29 » Armenia defeats the Ottoman Army in the Battle of Sardarabad.
August 13 » Bayerische Motoren Werke AG (BMW) established as a public company in Germany.
November 12 » Austria becomes a republic. After the proclamation, a coup attempt by the communist Red Guard is defeated by the social-democratic Volkswehr.
November 25 » Vojvodina, formerly Austro-Hungarian crown land, proclaims its secession from Austria–Hungary to join the Kingdom of Serbia.
Day of death June 14, 2010
The temperature on June 14, 2010 was between 9.7 °C and 21.5 °C and averaged 15.9 °C. There was 13.2 hours of sunshine (79%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
February 13 » A bomb explodes in the city of Pune, Maharashtra, India, killing 17 and injuring 60 more.
March 26 » The South Korean Navy corvette Cheonan is torpedoed, killing 46 sailors. After an international investigation, the President of the United Nations Security Council blames North Korea.
April 14 » Nearly 2,700 are killed in a magnitude 6.9 earthquake in the Yushu Tibetan Autonomous Prefecture.
May 19 » The Royal Thai Armed Forces concludes its crackdown on protests by forcing the surrender of United Front for Democracy Against Dictatorship leaders.
July 11 » The Islamist militia group Al-Shabaab carried out multiple suicide bombings in Kampala, Uganda, killing 74 people and injuring 85 others.
October 3 » The 19th Commonwealth Games commence in Delhi.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3543.php : accessed March 5, 2026), "Maria van Koolwijk (1918-2010)".
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