The temperature on July 30, 1910 was between 7.6 °C and 22.0 °C and averaged 15.9 °C. There was 0.2 mm of rain. There was 12.1 hours of sunshine (77%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
August 22 » Korea is annexed by Japan with the signing of the Japan–Korea Treaty of 1910, beginning a period of Japanese rule of Korea that lasted until the end of World War II.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
September 20 » The ocean liner SSFrance, later known as the "Versailles of the Atlantic", is launched.
September 26 » Indian journalist Swadeshabhimani Ramakrishna Pillai is arrested after publishing criticism of the government of Travancore and is exiled.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
December 21 » An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
Day of marriage April 23, 1937
The temperature on April 23, 1937 was between 3.9 °C and 12.5 °C and averaged 8.9 °C. There was 1.0 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
March 8 » Spanish Civil War: The Battle of Guadalajara begins.
June 14 » U.S. House of Representatives passes the Marihuana Tax Act.
August 13 » Second Sino-Japanese War: The Battle of Shanghai begins.
August 28 » Toyota Motors becomes an independent company.
September 25 » Second Sino-Japanese War: The Chinese Eighth Route Army gains a minor, but morale-boosting victory in the Battle of Pingxingguan.
December 13 » Second Sino-Japanese War: Battle of Nanking: The city of Nanjing, defended by the National Revolutionary Army under the command of General Tang Shengzhi, falls to the Japanese. This is followed by the Nanking Massacre, in which Japanese troops rape and slaughter hundreds of thousands of civilians.
Day of death December 10, 1960
The temperature on December 10, 1960 was between 0.4 °C and 2.6 °C and averaged 1.5 °C. There was 4.6 mm of rain during 11.6 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 3 » British Prime Minister Harold Macmillan speaks of "a wind of change", signalling that his Government was likely to support decolonisation.
February 13 » Black college students stage the first of the Nashville sit-ins at three lunch counters in Nashville, Tennessee.
September 5 » Muhammad Ali (then known as Cassius Clay) wins the gold medal in the light heavyweight boxing competition at the Olympic Games in Rome.
October 4 » An airliner crashes on takeoff from Boston's Logan International Airport, killing 62 people.
November 8 » John F. Kennedy is elected as the 35th President of the United States.
December 17 » Munich C-131 crash: Twenty passengers and crew on board as well as 32 people on the ground are killed.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I28657.php : accessed February 21, 2026), "Jan Geert Vierkant (1910-1960)".
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