February 16 » Iceland's first football club, Knattspyrnufélag Reykjavíkur, is founded.
June 7 » American Temperance crusader Carrie Nation begins her campaign of vandalizing alcohol-serving establishments by destroying the inventory in a saloon in Kiowa, Kansas.
July 17 » NEC Corporation is organized as the first Japanese joint venture with foreign capital.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
September 23 » The American Asiatic Squadron destroys a Filipino battery at the Battle of Olongapo.
Day of death June 12, 1956
The temperature on June 12, 1956 was between 11.6 °C and 17.8 °C and averaged 13.9 °C. There was 5.6 hours of sunshine (34%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
June 11 » Start of Gal Oya riots, the first reported ethnic riots that target minority Sri Lankan Tamils in the Eastern Province. The total number of deaths is reportedly 150.
June 20 » A Venezuelan Super-Constellation crashes in the Atlantic Ocean off Asbury Park, New Jersey, killing 74 people.
November 2 » Hungarian Revolution: Imre Nagy requests UN aid for Hungary. Nikita Khrushchev meets with leaders of other Communist countries to seek their advice on the situation in Hungary, selecting János Kádár as the country's next leader on the advice of Josip Broz Tito.
November 2 » Suez Crisis: Israel occupies the Gaza Strip.
November 4 » Soviet troops enter Hungary to end the Hungarian revolution against the Soviet Union that started on October 23. Thousands are killed, more are wounded, and nearly a quarter million leave the country.
December 12 » United Nations Security Council Resolution 121 relating to acceptance of Japan to United Nations is adopted.
When copying data from this family tree, please include a reference to the origin: Willem Dijkhuizen, "Family tree Dijkhuizen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dijkhuizen/I3167.php : accessed March 8, 2026), "Petronella Cornelisd. Zwart (1899-1956)".
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.