February 9 » The Davis Cup competition is established.
March 13 » British forces occupy Bloemfontein, Orange Free State, during the Second Boer War.
April 14 » The Exposition Universelle begins.
April 30 » Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.
September 13 » Filipino insurgents defeat a small American column in the Battle of Pulang Lupa, during the Philippine–American War.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage April 11, 1925
The temperature on April 11, 1925 was between 3.7 °C and 14.4 °C and averaged 9.1 °C. There was 3.6 hours of sunshine (26%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
When copying data from this family tree, please include a reference to the origin: P. Rogier, "Family tree Rogier", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-rogier/I21477564.php : accessed March 6, 2026), "Hendrik Jan Bartus (Hendrik Jan) GROOTHEDDE (1900-)".
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