The temperature on June 23, 1912 was between 11.9 °C and 24.5 °C and averaged 17.7 °C. There was 2.6 mm of rain. There was 11.8 hours of sunshine (70%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 12 » The Xuantong Emperor, the last Emperor of China, abdicates.
April 2 » The ill-fated RMSTitanic begins sea trials.
April 14 » The British passenger liner RMSTitanic hits an iceberg in the North Atlantic at 23:40 (sinks morning of April 15th).
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
September 4 » Albanian rebels succeed in their revolt when the Ottoman Empire agrees to fulfill their demands
October 11 » First Balkan War: The day after the Battle of Sarantaporo, Greek troops liberate the city of Kozani.
Day of death June 11, 1939
The temperature on June 11, 1939 was between 8.5 °C and 16.1 °C and averaged 11.9 °C. There was 3.9 mm of rain during 3.9 hours. There was 0.7 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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.
January 14 » Norway claims Queen Maud Land in Antarctica.
March 16 » From Prague Castle, Hitler proclaims Bohemia and Moravia a German protectorate.
May 22 » World War II: Germany and Italy sign the Pact of Steel.
August 31 » Nazi Germany mounts a false flag attack on the Gleiwitz radio station, creating an excuse to attack Poland the following day, thus starting World War II in Europe.
November 4 » World War II: U.S. President Franklin D. Roosevelt orders the United States Customs Service to implement the Neutrality Act of 1939, allowing cash-and-carry purchases of weapons by belligerents.
December 18 » World War II: The Battle of the Heligoland Bight, the first major air battle of the war, takes place.
When copying data from this family tree, please include a reference to the origin: Frank Coster, "Family tree Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_coster/I685.php : accessed January 3, 2026), "Aletta "Letta" de Ruiter (1912-1939)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.