June 17 » The United States Navy Hospital Corps is established.
June 21 » The United States captures Guam from Spain. The few warning shots fired by the U.S. naval vessels are misinterpreted as salutes by the Spanish garrison, which was unaware that the two nations were at war.
July 25 » Spanish-American War: The American invasion of Spanish-held Puerto Rico begins, as United States Army troops under General Nelson A. Miles land and secure the port at Guánica.
October 18 » The United States takes possession of Puerto Rico from Spain.
December 10 » Spanish–American War: The Treaty of Paris is signed, officially ending the conflict.
December 18 » Gaston de Chasseloup-Laubat sets the first officially recognized land speed record of 39.245mph (63.159km/h) in a Jeantaud electric car.
Day of marriage December 21, 1928
The temperature on December 21, 1928 was between 0.3 °C and 2.3 °C and averaged 1.6 °C. There was 1.9 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 7 » A disastrous flood of the River Thames kills 14 people and causes extensive damage to much of riverside London.
January 31 » Leon Trotsky is exiled to Alma-Ata.
June 9 » Charles Kingsford Smith completes the first trans-Pacific flight in a Fokker Trimotor monoplane, the Southern Cross.
June 18 » Aviator Amelia Earhart becomes the first woman to fly in an aircraft across the Atlantic Ocean (she is a passenger; Wilmer Stultz is the pilot and Lou Gordon the mechanic).
October 1 » The Soviet Union introduces its first five-year plan.
December 6 » The government of Colombia sends military forces to suppress a month-long strike by United Fruit Company workers, resulting in an unknown number of deaths.
Day of death January 7, 1945
The temperature on January 7, 1945 was between -1.1 °C and 4.0 °C and averaged 1.1 °C. There was 4.8 mm of rain during 7.1 hours. There was 0.2 hours of sunshine (3%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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 5 » World War II: General Douglas MacArthur returns to Manila.
February 16 » World War II: American forces land on Corregidor Island in the Philippines.
April 4 » World War II: American troops capture Kassel.
April 9 » The United States Atomic Energy Commission is formed.
June 20 » The United States Secretary of State approves the transfer of Wernher von Braun and his team of Nazi rocket scientists to the U.S. under Operation Paperclip.
August 6 » World War II: Hiroshima, Japan is devastated when the atomic bomb "Little Boy" is dropped by the United States B-29 Enola Gay. Around 70,000 people are killed instantly, and some tens of thousands die in subsequent years from burns and radiation poisoning.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I42258.php : accessed February 2, 2026), "Heimen Knoppersen (1898-1945)".
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