The temperature on May 17, 1914 was between 7.6 °C and 20.2 °C and averaged 14.5 °C. There was 14.1 hours of sunshine (89%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-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.
February 13 » Copyright: In New York City the American Society of Composers, Authors and Publishers is established to protect the copyrighted musical compositions of its members.
August 5 » World War I: The German minelayer SSKönigin Luise lays a minefield about 40 miles (64km) off the Thames Estuary (Lowestoft). She is intercepted and sunk by the British light-cruiser HMSAmphion.
August 15 » The Panama Canal opens to traffic with the transit of the cargo ship SSAncon.
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 30 » World War I: Germans defeat the Russians in the Battle of Tannenberg.
September 17 » Andrew Fisher becomes Prime Minister of Australia for the third time.
Day of marriage September 30, 1937
The temperature on September 30, 1937 was between 5.8 °C and 16.7 °C and averaged 11.2 °C. There was 8.7 hours of sunshine (74%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 15 » Spanish Civil War: Nationalists and Republican both withdraw after suffering heavy losses, ending the Second Battle of the Corunna Road.
March 18 » Spanish Civil War: Spanish Republican forces defeat the Italians at the Battle of Guadalajara.
July 2 » Amelia Earhart and navigator Fred Noonan are last heard from over the Pacific Ocean while attempting to make the first equatorial round-the-world flight.
November 1 » Stalinists execute Pastor Paul Hamberg and seven members of Azerbaijan's Lutheran community.
December 12 » Second Sino-Japanese War: USS Panay incident: Japanese aircraft bomb and sink U.S. gunboat USSPanay on the Yangtze river in China.
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
Day of death August 4, 1947
The temperature on August 4, 1947 was between 11.2 °C and 26.4 °C and averaged 19.7 °C. There was 0.1 mm of rain during 0.1 hours. There was 9.3 hours of sunshine (61%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the ??. Source: KNMI
March 25 » An explosion in a coal mine in Centralia, Illinois kills 111.
May 1 » Portella della Ginestra massacre against May Day celebrations in Sicily by the bandit and separatist leader Salvatore Giuliano where 11 persons are killed and 33 wounded.
May 31 » Ferenc Nagy, the democratically elected Prime Minister of Hungary, resigns from office after blackmail from the Hungarian Communist Party accusing him of being part of a plot against the state. This grants the Communists effective control of the Hungarian government.
July 19 » Prime Minister of the shadow Burmese government, Bogyoke Aung San and eight others are assassinated.
September 15 » Typhoon Kathleen hit the Kantō region in Japan killing 1,077.
October 20 » The House Un-American Activities Committee begins its investigation into Communist infiltration of the Hollywood film industry, resulting in a blacklist that prevents some from working in the industry for years.
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/I122365.php : accessed October 19, 2026), "Jan Sytsma (1914-1947)".
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