The temperature on December 17, 1917 was between -1.4 °C and 1.7 °C and averaged 0.1 °C. There was 0.2 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
January 11 » The Kingsland munitions factory explosion occurs as a result of sabotage.
September 14 » The Russian Empire is formally replaced by the Russian Republic.
October 24 » First World War: Italy suffers a disastrous defeat on the Austro-Italian front.
November 2 » The Balfour Declaration proclaims British support for the "establishment in Palestine of a national home for the Jewish people" with the clear understanding "that nothing shall be done which may prejudice the civil and religious rights of existing non-Jewish communities".
November 5 » Tikhon is elected the Patriarch of Moscow and of the Russian Orthodox Church.
November 7 » The Gregorian calendar date of the October Revolution, which gets its name from the Julian calendar date of 25 October. On this date in 1917, the Bolsheviks storm the Winter Palace.
Day of marriage July 2, 1941
The temperature on July 2, 1941 was between 11.8 °C and 24.7 °C and averaged 18.5 °C. There was 8.0 hours of sunshine (48%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
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.
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.
January 6 » United States President Franklin D. Roosevelt delivers his Four Freedoms speech in the State of the Union address.
March 1 » World War II: Bulgaria signs the Tripartite Pact, allying itself with the Axis powers.
May 10 » World War II: Rudolf Hess parachutes into Scotland to try to negotiate a peace deal between the United Kingdom and Nazi Germany.
July 13 » World War II: Montenegrins begin a popular uprising against the Axis powers (Trinaestojulski ustanak).
November 19 » World War II: Battle between HMAS Sydney and HSK Kormoran. The two ships sink each other off the coast of Western Australia, with the loss of 645 Australians and about 77 German seamen.
December 25 » World War II: Battle of Hong Kong ends, beginning the Japanese occupation of Hong Kong.
Day of death June 15, 1971
The temperature on June 15, 1971 was between 7.9 °C and 9.9 °C and averaged 9.1 °C. There was 10.9 mm of rain during 15.1 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 31 » Apollo program: Apollo 14: Astronauts Alan Shepard, Stuart Roosa, and Edgar Mitchell, aboard a Saturn V, lift off for a mission to the Fra Mauro Highlands on the Moon.
September 4 » Alaska Airlines Flight 1866 crashes near Juneau, Alaska, killing all 111 people on board.
September 28 » The Parliament of the UK passes the Misuse of Drugs Act 1971, banning the medicinal use of cannabis.
November 6 » The United States Atomic Energy Commission tests the largest U.S. underground hydrogen bomb, code-named Cannikin, on Amchitka Island in the Aleutians.
November 24 » During a severe thunderstorm over Washington state, a hijacker calling himself Dan Cooper (aka D. B. Cooper) parachutes from a Northwest Orient Airlines plane with $200,000 in ransom money. He has never been found.
December 4 » The PNS Ghazi, a submarine belonging to the Pakistan Navy, sinks during the course of the Indo-Pakistani Naval War of 1971.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I89418.php : accessed February 1, 2026), "Mina Potze (1917-1971)".
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