The temperature on June 26, 1915 was between 10.5 °C and 20.4 °C and averaged 16.4 °C. There was 1.0 mm of rain. There was 6.1 hours of sunshine (36%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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 19 » German strategic bombing during World War I: German zeppelins bomb the towns of Great Yarmouth and King's Lynn in the United Kingdom killing at least 20 people, in the first major aerial bombardment of a civilian target.
January 31 » World War I: Germany is the first to make large-scale use of poison gas in warfare in the Battle of Bolimów against Russia.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
June 9 » William Jennings Bryan resigns as Woodrow Wilson's Secretary of State over a disagreement regarding the United States' handling of the sinking of the RMSLusitania.
July 25 » RFC Captain Lanoe Hawker becomes the first British pursuit aviator to earn the Victoria Cross.
August 6 » World War I: Battle of Sari Bair: The Allies mount a diversionary attack timed to coincide with a major Allied landing of reinforcements at Suvla Bay.
Day of marriage June 6, 1936
The temperature on June 6, 1936 was between 9.2 °C and 20.7 °C and averaged 14.6 °C. There was 0.1 mm of rain during 0.2 hours. There was 13.0 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
January 20 » King George V of the United Kingdom dies. His eldest son succeeds to the throne, becoming Edward VIII. The title Prince of Wales is not used for another 22 years.
April 3 » Bruno Richard Hauptmann is executed for the kidnapping and death of Charles Augustus Lindbergh, Jr., the baby son of pilot Charles Lindbergh.
May 21 » Sada Abe is arrested after wandering the streets of Tokyo for days with her dead lover's severed genitals in her handbag. Her story soon becomes one of Japan's most notorious scandals.
July 6 » A major breach of the Manchester Bolton & Bury Canal in England sends millions of gallons of water cascading 200 feet (61m) into the River Irwell.
July 26 » King Edward VIII, in one of his few official duties before he abdicates the throne, officially unveils the Canadian National Vimy Memorial.
August 19 » The Great Purge of the Soviet Union begins when the first of the Moscow Trials is convened.
Day of death February 12, 1945
The temperature on February 12, 1945 was between 0.7 °C and 8.8 °C and averaged 3.8 °C. There was 6.3 mm of rain during 7.8 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
February 4 » World War II: The British Indian Army and Imperial Japanese Army begin a series of battles known as the Battle of Pokoku and Irrawaddy River operations.
February 23 » World War II: The German town of Pforzheim is annihilated in a raid by 379 British bombers.
May 8 » Hundreds of Algerian civilians are killed by French Army soldiers in the Sétif massacre.
May 23 » World War II: Heinrich Himmler, head of the Schutzstaffel, commits suicide while in Allied custody.
July 16 » World War II: The heavy cruiser USSIndianapolis leaves San Francisco with parts for the atomic bomb "Little Boy" bound for Tinian Island.
July 29 » The BBC Light Programme radio station is launched for mainstream light entertainment and music.
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/I138583.php : accessed December 27, 2025), "Sjoerd Helmhout (1915-1945)".
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