The temperature on April 21, 1909 was between 4.5 °C and 12.6 °C and averaged 8.5 °C. There was 3.4 hours of sunshine (24%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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 22 » The sixteen battleships of the Great White Fleet, led by USSConnecticut, return to the United States after a voyage around the world.
April 27 » Sultan of Ottoman Empire Abdul Hamid II is overthrown, and is succeeded by his brother, Mehmed V.
July 16 » Persian Constitutional Revolution: Mohammad Ali Shah Qajar is forced out as Shah of Persia and is replaced by his son Ahmad Shah Qajar.
August 24 » Workers start pouring concrete for the Panama Canal.
September 20 » The South Africa Act 1909 creates the Union of South Africa from the British Colonies from four smaller colonies.
Day of death February 17, 1965
The temperature on February 17, 1965 was between -1.9 °C and 1.2 °C and averaged -0.7 °C. There was 4.7 hours of sunshine (47%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 25 » Civil rights activists led by Martin Luther King Jr. successfully complete their 4-day 50-mile march from Selma to the capitol in Montgomery, Alabama.
July 16 » South Vietnamese Colonel Phạm Ngọc Thảo, a formerly undetected communist spy and double agent, is hunted down and killed by unknown individuals after being sentenced to death in absentia for a February 1965 coup attempt against Nguyễn Khánh.
July 29 » Vietnam War: The first 4,000 101st Airborne Division paratroopers arrive in Vietnam, landing at Cam Ranh Bay.
August 1 » Frank Herbert's novel, Dune was published for the first time. It was named as the world's best-selling science fiction novel in 2003.
August 9 » Singapore is expelled from Malaysia and becomes the only country to date to gain independence unwillingly.
September 7 » Vietnam War: In a follow-up to August's Operation Starlite, United States Marines and South Vietnamese forces initiate Operation Piranha on the Batangan Peninsula.
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/I67349.php : accessed February 1, 2026), "Coenraad van Velzen (± 1876-1965)".
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