The temperature on August 16, 1914 was between 10.9 °C and 22.5 °C and averaged 16.9 °C. There was 8.6 hours of sunshine (59%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
March 7 » Prince William of Wied arrives in Albania to begin his reign as King.
May 30 » The new, and then the largest, Cunard ocean liner RMSAquitania, 45,647 tons, sets sails on her maiden voyage from Liverpool, England, to New York City.
August 9 » Start of the Battle of Mulhouse, part of a French attempt to recover the province of Alsace and the first French offensive of World War I.
August 23 » World War I: The British Expeditionary Force and the French Fifth Army begin their Great Retreat before the German Army.
August 28 » World War I: The Royal Navy defeats the German fleet in the Battle of Heligoland Bight.
September 8 » World War I: Private Thomas Highgate becomes the first British soldier to be executed for desertion during the war.
Day of marriage April 20, 1940
The temperature on April 20, 1940 was between 6.1 °C and 19.4 °C and averaged 12.0 °C. There was 0.1 mm of rain during 0.3 hours. There was 9.6 hours of sunshine (68%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
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.
June 3 » Franz Rademacher proposes plans to make Madagascar the "Jewish homeland", an idea that had first been considered by 19th century journalist Theodor Herzl.
June 11 » World War II: The Siege of Malta begins with a series of Italian air raids.
June 15 » World War II: Operation Ariel begins: Allied troops start to evacuate France, following Germany's takeover of Paris and most of the nation.
September 7 » World War II: The German Luftwaffe begins the Blitz, bombing London and other British cities for over 50 consecutive nights.
November 5 » World War II: The British armed merchant cruiser, HMSJervis Bay, is sunk by the German pocket battleship Admiral Scheer.
November 10 » The 1940 Vrancea earthquake strikes Romania killing an estimated 1,000 and injuring approximately 4,000 more.
Day of death June 22, 1965
The temperature on June 22, 1965 was between 14.0 °C and 19.7 °C and averaged 16.2 °C. There was 5.3 mm of rain during 2.7 hours. There was 3.2 hours of sunshine (19%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 9 » The Mirzapur Cadet College formally opens for academic activities in East Pakistan (now Bangladesh).
March 6 » Premier Tom Playford of South Australia loses power after 27 years in office.
April 6 » Launch of Early Bird, the first commercial communications satellite to be placed in geosynchronous orbit.
September 6 » India retaliates following Pakistan's Operation Grand Slam which results in the Indo-Pakistani War of 1965 that ends in a stalemate followed by the signing of the Tashkent Declaration.
September 7 » During an Indo-Pakistani War, China announces that it will reinforce its troops on the Indian border.
December 16 » Vietnam War: General William Westmoreland sends U.S. Secretary of Defense Robert McNamara a request for 243,000 more men by the end of 1966.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I321103.php : accessed January 30, 2026), "Willebrordus "Willem" Jonker (1914-1965)".
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