January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
February 18 » Second Boer War: Imperial forces suffer their worst single-day loss of life on Bloody Sunday, the first day of the Battle of Paardeberg.
March 13 » British forces occupy Bloemfontein, Orange Free State, during the Second Boer War.
June 25 » The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
October 9 » The Cook Islands become a territory of the United Kingdom.
Day of death January 4, 1991
The temperature on January 4, 1991 was between 4.5 °C and 9.0 °C and averaged 5.8 °C. There was 0.4 mm of rain during 0.2 hours. There was 4.2 hours of sunshine (53%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
May 19 » Croatians vote for independence in a referendum.
June 27 » Slovenia, after declaring independence two days before is invaded by Yugoslav troops, tanks, and aircraft starting the Ten-Day War.
August 29 » Libero Grassi, an Italian businessman from Palermo, is killed by the Sicilian Mafia after taking a solitary stand against their extortion demands.
September 17 » Estonia, North Korea, South Korea, Latvia, Lithuania, the Marshall Islands and Micronesia join the United Nations.
September 29 » A Haitian coup d'état occurs.
October 15 » The "Oh-My-God particle", an ultra-high-energy cosmic ray measured at 40,000,000 times that of the highest energy protons produced in a particle accelerator is observed at the University of Utah HiRes observatory in Dugway Proving Ground, Utah.
Day of cremation January 9, 1991
The temperature on January 9, 1991 was between 4.6 °C and 10.4 °C and averaged 7.6 °C. There was 4.8 mm of rain during 3.3 hours. There was 3.2 hours of sunshine (40%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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.
January 9 » Representatives from the United States and Iraq meet at the Geneva Peace Conference to try to find a peaceful resolution to the Iraqi invasion of Kuwait.
February 7 » Haiti's first democratically elected president, Jean-Bertrand Aristide, is sworn in.
March 26 » Argentina, Brazil, Uruguay and Paraguay sign the Treaty of Asunción, establishing Mercosur, the South Common Market.
April 9 » Georgia declares independence from the Soviet Union.
August 27 » The European Community recognizes the independence of the Baltic states of Estonia, Latvia and Lithuania.
August 31 » Kyrgyzstan declares its independence 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/I54816.php : accessed March 16, 2026), "Harmanus Johannes Bolsenbroek (1900-1991)".
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