The temperature on February 14, 1915 was between 4.2 °C and 6.4 °C and averaged 5.2 °C. There was 7.4 mm of rain. The average windspeed was 6 Bft (strong wind) and was prevailing from the south. 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 25 » World War I: The Battle of Gallipoli begins: The invasion of the Turkish Gallipoli Peninsula by British, French, Indian, Newfoundland, Australian and New Zealand troops, begins with landings at Anzac Cove and Cape Helles.
May 7 » World War I: German submarine U-20 sinks RMS Lusitania, killing 1,198 people, including 128 Americans. Public reaction to the sinking turns many former pro-Germans in the United States against the German Empire.
June 9 » William Jennings Bryan resigns as Woodrow Wilson's Secretary of State over a disagreement regarding the United States' handling of the sinking of the RMSLusitania.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
October 13 » First World War: The Battle of the Hohenzollern Redoubt marks the end of the Battle of Loos.
October 14 » World War I: Bulgaria joins the Central Powers.
Day of marriage April 7, 1943
The temperature on April 7, 1943 was between 0.6 °C and 11.9 °C and averaged 5.3 °C. There was 9.7 mm of rain during 7.1 hours. There was 1.0 hours of sunshine (8%). The average windspeed was 6 Bft (strong wind) and was prevailing from the west-northwest. Source: KNMI
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 2 » World War II: The Battle of Stalingrad comes to an end when Soviet troops accept the surrender of the last organized German troops in the city.
July 22 » World War II: Allied forces capture Palermo during the Allied invasion of Sicily.
July 28 » World War II: Operation Gomorrah: The Royal Air Force bombs Hamburg, Germany causing a firestorm that kills 42,000 German civilians.
August 23 » World War II: Kharkiv is liberated by the Soviet Union after the Battle of Kursk.
September 5 » World War II: The 503rd Parachute Infantry Regiment lands and occupies Lae Nadzab Airport, near Lae in the Salamaua–Lae campaign.
December 28 » World War II: After eight days of brutal house-to-house fighting, the Battle of Ortona concludes with the victory of the 1st Canadian Infantry Division over the German 1st Parachute Division and the capture of the Italian town of Ortona.
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/I139024.php : accessed October 25, 2026), "Jan Heikamp (1915-)".
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