The temperature on September 9, 1939 was between 13.3 °C and 25.0 °C and averaged 18.7 °C. There was 7.7 hours of sunshine (59%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
August 25 » The United Kingdom and Poland form a military alliance in which the UK promises to defend Poland in case of invasion by a foreign power.
September 1 » Adolf Hitler signs an order to begin the systematic euthanasia of mentally ill and disabled people.
September 3 » World War II: France, the United Kingdom, New Zealand and Australia declare war on Germany after the invasion of Poland, forming the Allies.
September 9 » World War II: The Battle of Hel begins, the longest-defended pocket of Polish Army resistance during the German invasion of Poland.
September 22 » World War II: A joint German–Soviet military parade in Brest-Litovsk is held to celebrate the successful invasion of Poland.
December 13 » World War II: Battle of the River Plate: Captain Hans Langsdorff of the German Deutschland-class cruiser (pocket battleship) Admiral Graf Spee engages with Royal Navy cruisers HMSExeter, HMSAjax and HMSAchilles.
Day of death December 10, 2011
The temperature on December 10, 2011 was between 1.0 °C and 6.8 °C and averaged 4.0 °C. There was 0.2 mm of rain during 0.3 hours. There was 4.2 hours of sunshine (53%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
March 19 » Libyan Civil War: After the failure of Muammar Gaddafi's forces to take Benghazi, the French Air Force launches Opération Harmattan, beginning foreign military intervention in Libya.
May 2 » Osama bin Laden, the suspected mastermind behind the September 11 attacks and the FBI's most wanted man, is killed by the United States special forces in Abbottabad, Pakistan.
August 6 » War in Afghanistan: A United States military helicopter is shot down, killing 30 American special forces members and a working dog, seven Afghan soldiers, and one Afghan civilian. It was the deadliest single event for the United States in the War in Afghanistan.
August 26 » The Boeing 787 Dreamliner, Boeing's all-new composite airliner, receives certification from the EASA and the FAA.
November 12 » A blast in Iran's Shahid Modarres missile base leads to the death of 17 of the Revolutionary Guards members, including Hassan Tehrani Moghaddam, a key figure in Iran's missile program.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I20606.php : accessed February 4, 2026), "Petrus Johannes Dreyer (1939-2011)".
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