March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
May 8 » In Martinique, Mount Pelée erupts, destroying the town of Saint-Pierre and killing over 30,000 people. Only a handful of residents survive the blast.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
December 14 » The Commercial Pacific Cable Company lays the first Pacific telegraph cable, from San Francisco to Honolulu.
Day of marriage May 11, 1931
The temperature on May 11, 1931 was between 7.6 °C and 19.4 °C and averaged 13.6 °C. There was 2.3 hours of sunshine (15%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
February 3 » The Hawke's Bay earthquake, New Zealand's worst natural disaster, kills 258.
March 15 » SSViking explodes off Newfoundland, killing 27 of the 147 on board.
March 31 » An earthquake in Nicaragua destroys Managua; killing 2,000.
August 24 » Resignation of the United Kingdom's Second Labour Government. Formation of the UK National Government.
September 30 » Start of "Die Voortrekkers" youth movement for Afrikaners in Bloemfontein, South Africa.
October 1 » The George Washington Bridge in the United States, linking New Jersey and New York, is opened.
Day of death July 12, 1991
The temperature on July 12, 1991 was between 16.3 °C and 20.9 °C and averaged 18.4 °C. There was 5.4 mm of rain during 1.2 hours. There was 6.7 hours of sunshine (41%). The partly or heavily 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 Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
June 12 » Kokkadichcholai massacre: The Sri Lankan Army massacres 152 minority Tamil civilians in the village of Kokkadichcholai near the eastern province town of Batticaloa.
August 20 » Dissolution of the Soviet Union, August Coup: More than 100,000 people rally outside the Soviet Union's parliament building protesting the coup aiming to depose President Mikhail Gorbachev.
August 25 » Belarus gains its independence from the Soviet Union.
October 5 » An Indonesian Air Force C-130 crash kills 135 people.
November 14 » Cambodian Prince Norodom Sihanouk returns to Phnom Penh after thirteen years of exile.
December 2 » Canada and Poland become the first nations to recognize the independence of Ukraine from the Soviet Union.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I83853.php : accessed February 17, 2026), "Gerardus Marie Janssens (1902-1991)".
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