The temperature on May 25, 1909 was between 8.6 °C and 22.6 °C and averaged 15.1 °C. There was 17.8 mm of rain. There was 5.9 hours of sunshine (37%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 28 » United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish–American War.
February 12 » New Zealand's worst maritime disaster of the 20th century happens when the SSPenguin, an inter-island ferry, sinks and explodes at the entrance to Wellington Harbour.
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
February 26 » Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.
March 10 » By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates.
September 20 » The South Africa Act 1909 creates the Union of South Africa from the British Colonies from four smaller colonies.
Day of death November 23, 1968
The temperature on November 23, 1968 was between 2.5 °C and 10.0 °C and averaged 6.4 °C. There was 8.7 mm of rain during 6.3 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 5 » Alexander Dubček comes to power in Czechoslovakia, effectively beginning the "Prague Spring".
January 23 » USS Pueblo (AGER-2) is attacked and seized by naval forces of North Korea.
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
February 24 » Vietnam War: The Tet Offensive is halted; South Vietnam recaptures Hué.
November 17 » British European Airways introduces the BAC One-Eleven into commercial service.
December 20 » The Zodiac Killer kills Betty Lou Jenson and David Faraday in Vallejo, California.
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/I118022.php : accessed October 25, 2026), "Klaas Zwaagmans (1909-1968)".
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