May 8 » The first games of the Italian football league system are played.
July 1 » Spanish–American War: The Battle of San Juan Hill is fought in Santiago de Cuba, Cuba.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
August 12 » The Hawaiian flag is lowered from ʻIolani Palace in an elaborate annexation ceremony and replaced with the flag of the United States to signify the transfer of sovereignty from the Republic of Hawaii to the United States.
October 18 » The United States takes possession of Puerto Rico from Spain.
November 3 » France withdraws its troops from Fashoda (now in Sudan), ending the Fashoda Incident.
Day of death June 18, 1991
The temperature on June 18, 1991 was between 8.9 °C and 15.4 °C and averaged 11.8 °C. There was 6.3 mm of rain during 3.3 hours. There was 3.2 hours of sunshine (19%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-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.
June 26 » Yugoslav Wars: The Yugoslav People's Army begins the Ten-Day War in Slovenia.
August 19 » Dissolution of the Soviet Union, August Coup: Soviet President Mikhail Gorbachev is placed under house arrest while on holiday in the town of Foros, Ukraine.
August 23 » The World Wide Web is opened to the public.
September 6 » The Russian parliament approves the name change of Leningrad back to Saint Petersburg. The change is effective October 1, 1991.
October 7 » Croatian War of Independence: Bombing of Banski dvori in Zagreb, Croatia.
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.
When copying data from this family tree, please include a reference to the origin: G. de Jong, "Family tree Karsten", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-karsten/I622.php : accessed January 25, 2026), "Mr. Drs. Hendrik Willem Marcus Johan Rademaker (1898-1991)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.