The temperature on August 13, 1905 was between 8.4 °C and 21.1 °C and averaged 15.3 °C. There was 7.8 hours of sunshine (53%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
August 10 » Russo-Japanese War: Peace negotiations begin in Portsmouth, New Hampshire.
August 20 » Sun Yat-sen, Chinese revolutionary, forms the first chapter of T'ung Meng Hui, a union of all secret societies determined to bringing down the Manchus.
September 8 » The 7.2 Mw Calabria earthquake shakes southern Italy with a maximum Mercalli intensity of XI (Extreme), killing between 557 and 2,500 people.
September 11 » The Ninth Avenue derailment occurs in New York City, killing 13.
September 26 » Albert Einstein publishes the third of his Annus Mirabilis papers, introducing the special theory of relativity.
December 11 » A workers' uprising occurs in Kiev, Ukraine (then part of the Russian Empire), and establishes the Shuliavka Republic.
Day of marriage April 9, 1930
The temperature on April 9, 1930 was between 5.3 °C and 13.7 °C and averaged 8.8 °C. There was 2.4 hours of sunshine (18%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 6 » International Unemployment Day demonstrations globally initiated by the Comintern.
April 6 » At the end of the Salt March, Gandhi raises a lump of mud and salt and declares, "With this, I am shaking the foundations of the British Empire."
September 17 » The Kurdish Ararat rebellion is suppressed by the Turks.
October 3 » The German Socialist Labour Party in Poland – Left is founded.
December 29 » Sir Muhammad Iqbal's presidential address in Allahabad introduces the two-nation theory and outlines a vision for the creation of Pakistan.
Day of death November 29, 1944
The temperature on November 29, 1944 was between 3.4 °C and 9.2 °C and averaged 6.4 °C. There was 0.4 mm of rain during 0.3 hours. There was 6.0 hours of sunshine (73%). The average windspeed was 3 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.
April 13 » Relations between New Zealand and the Soviet Union are established.
April 17 » Forces of the Communist-controlled Greek People's Liberation Army attack the smaller National and Social Liberation resistance group, which surrenders. Its leader Dimitrios Psarros is murdered.
August 7 » IBM dedicates the first program-controlled calculator, the Automatic Sequence Controlled Calculator (known best as the Harvard Mark I).
August 10 » World War II: The Battle of Guam comes to an effective end.
September 15 » Franklin D. Roosevelt and Winston Churchill meet in Quebec as part of the Octagon Conference to discuss strategy.
December 30 » King George II of Greece declares a regency, leaving the throne vacant.
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/I78829.php : accessed February 24, 2026), "Hendrik Haverkamp (1905-1944)".
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