The temperature on May 12, 1941 was between -1.7 °C and 14.1 °C and averaged 6.9 °C. There was 11.2 hours of sunshine (72%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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 28 » Franco-Thai War: Final air battle of the conflict. A Japanese-mediated armistice goes into effect later in the day.
March 7 » Günther Prien and the crew of German submarine U-47, one of the most successful U-boats of World War II, disappear without a trace.
June 1 » World War II: The Battle of Crete ends as Crete capitulates to Germany.
July 31 » World War II: The Battle of Smolensk concludes with Germany capturing about 300,000 Soviet Red Army prisoners.
September 17 » World War II: Soviet forces enter Tehran during the Anglo-Soviet invasion of Iran.
December 26 » U.S. President Franklin D. Roosevelt signs a bill establishing the fourth Thursday in November as Thanksgiving Day in the United States.
Day of marriage December 4, 1964
The temperature on December 4, 1964 was between -0.2 °C and 4.6 °C and averaged 2.1 °C. There was 5.0 mm of rain during 5.6 hours. There was 0.8 hours of sunshine (10%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
May 2 » First ascent of Shishapangma, the fourteenth highest mountain in the world and the lowest of the Eight-thousanders.
July 2 » Civil rights movement: U.S. President Lyndon B. Johnson signs the Civil Rights Act of 1964 meant to prohibit segregation in public places.
August 1 » The former Belgian Congo is renamed the Democratic Republic of the Congo.
August 4 » Civil rights movement: Civil rights workers Michael Schwerner, Andrew Goodman and James Chaney are found dead in Mississippi after disappearing on June 21.
September 27 » The British TSR-2 aircraft XR219 makes its maiden flight.
December 14 » American Civil Rights Movement: Heart of Atlanta Motel v. United States: The Supreme Court of the United States rules that Congress can use the Constitution's Commerce Clause to fight discrimination.
Day of death July 9, 2013
The temperature on July 9, 2013 was between 12.7 °C and 23.4 °C and averaged 18.3 °C. There was 14.1 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Monday, November 5, 2012 to Thursday, October 26, 2017 the cabinet Rutte II, with Mark Rutte (VVD) as prime minister.
February 8 » A blizzard disrupts transportation and leaves hundreds of thousands of people without electricity in the Northeastern United States and parts of Canada.
April 9 » A 6.1–magnitude earthquake strikes Iran killing 32 people and injuring over 850 people.
June 3 » At least 119 people are killed in a fire at a poultry farm in Jilin Province in northeastern China.
June 26 » Riots in China's Xinjiang region kill at least 36 people and injure 21 others.
June 30 » Protests begin around Egypt against President Mohamed Morsi and the ruling Freedom and Justice Party, leading to their overthrow during the 2013 Egyptian coup d'état.
July 18 » The Government of Detroit, with up to $20billion in debt, files for the largest municipal bankruptcy in U.S. history.
Day of cremation July 13, 2013
The temperature on July 13, 2013 was between 9.4 °C and 21.8 °C and averaged 16.5 °C. There was 7.4 hours of sunshine (45%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from Monday, November 5, 2012 to Thursday, October 26, 2017 the cabinet Rutte II, with Mark Rutte (VVD) as prime minister.
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/I3897.php : accessed February 5, 2026), "Roelof Heidemans (1941-2013)".
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