The temperature on April 21, 1915 was between 1.3 °C and 11.4 °C and averaged 6.9 °C. There was 7.3 hours of sunshine (51%). The average windspeed was 3 Bft (moderate breeze) 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.
March 26 » The Vancouver Millionaires win the 1915 Stanley Cup Finals, the first championship played between the Pacific Coast Hockey Association and the National Hockey Association.
April 24 » The arrest of 250 Armenian intellectuals and community leaders in Istanbul marks the beginning of the Armenian Genocide.
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.
July 16 » Henry James becomes a British citizen to highlight his commitment to Britain during the first World War.
September 5 » The pacifist Zimmerwald Conference begins.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage April 21, 1944
The temperature on April 21, 1944 was between 5.0 °C and 14.3 °C and averaged 10.3 °C. There was 0.1 mm of rain during 0.1 hours. There was 6.7 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
July 17 » World War II: At Sainte-Foy-de-Montgommery in Normandy Field Marshal Erwin Rommel is seriously injured by allied aircraft while returning to his headquarters.
July 20 » World War II: Adolf Hitler survives an assassination attempt led by German Army Colonel Claus von Stauffenberg.
August 23 » Freckleton Air Disaster: A United States Army Air Forces B-24 Liberator bomber crashes into a school in Freckleton, England, killing 61 people.
September 13 » World War II: Start of the Battle of Meligalas between the Greek Resistance forces of the Greek People's Liberation Army (ELAS) and the collaborationist security battalions.
September 18 » World War II:Battle of Arracourt begins
October 27 » World War II: German forces capture Banská Bystrica during Slovak National Uprising thus bringing it to an end.
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/I1504.php : accessed March 1, 2026), "Jan Brommer (1915-< 2014)".
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