The temperature on June 21, 1917 was between 13.1 °C and 20.1 °C and averaged 16.5 °C. There was 5.8 mm of rain. There was 6.6 hours of sunshine (39%). 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.
March 1 » The Zimmermann Telegram is reprinted in newspapers across the United States after the U.S. government releases its unencrypted text.
September 14 » The Russian Empire is formally replaced by the Russian Republic.
September 26 » World War I: The Battle of Polygon Wood begins.
November 5 » Tikhon is elected the Patriarch of Moscow and of the Russian Orthodox Church.
December 11 » World War I: British General Edmund Allenby enters Jerusalem on foot and declares martial law.
December 12 » Father Edward J. Flanagan founds Boys Town as a farm village for wayward boys.
Day of marriage October 25, 1930
The temperature on October 25, 1930 was between 3.1 °C and 10.0 °C and averaged 5.9 °C. There was 5.4 mm of rain during 3.3 hours. There was 3.0 hours of sunshine (30%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 6 » International Unemployment Day demonstrations globally initiated by the Comintern.
March 12 » Mahatma Gandhi begins the Salt March, a 200-mile march to the sea to protest the British monopoly on salt in India.
March 13 » The news of the discovery of Pluto is announced by Lowell Observatory.
April 6 » At the end of the Salt March, Gandhi raises a lump of mud and salt and declares, "With this, I am shaking the foundations of the British Empire."
April 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
Day of death August 4, 1963
The temperature on August 4, 1963 was between 14.9 °C and 20.8 °C and averaged 17.8 °C. There was 22.7 mm of rain during 4.2 hours. There was 0.1 hours of sunshine (1%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 8 » The regime of Prime Minister of Iraq, Brigadier General Abd al-Karim Qasim is overthrown by the Ba'ath Party.
February 8 » Travel, financial and commercial transactions by United States citizens to Cuba are made illegal by the John F. Kennedy administration.
April 30 » The Bristol Bus Boycott is held in Bristol to protest the Bristol Omnibus Company's refusal to employ Black or Asian bus crews, drawing national attention to racial discrimination in the United Kingdom.
June 26 » Cold War: U.S. President John F. Kennedy gave his "Ich bin ein Berliner" speech, underlining the support of the United States for democratic West Germany shortly after Soviet-supported East Germany erected the Berlin Wall.
August 5 » Cold War: The United States, the United Kingdom, and the Soviet Union sign the Partial Nuclear Test Ban Treaty.
August 24 » Buddhist crisis: As a result of the Xá Lợi Pagoda raids, the US State Department cables the United States Embassy, Saigon to encourage Army of the Republic of Vietnam generals to launch a coup against President Ngô Đình Diệm if he did not remove his brother Ngô Đình Nhu.
When copying data from this family tree, please include a reference to the origin: John Bart, "Family tree Denneman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-denneman/I85.php : accessed March 15, 2026), "Adrianus Hopman (1917-1963)".
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