June 11 » The boundaries of the Colony of New Zealand are extended by the UK to include the Cook Islands.
September 2 » Vice President of the United States Theodore Roosevelt utters the famous phrase, "Speak softly and carry a big stick" at the Minnesota State Fair.
September 7 » The Boxer Rebellion in Qing dynasty (modern-day China) officially ends with the signing of the Boxer Protocol.
October 12 » President Theodore Roosevelt officially renames the "Executive Mansion" to the White House.
November 1 » Sigma Phi Epsilon, the largest national male collegiate fraternity, is established at Richmond College, in Richmond, Virginia.
Day of marriage March 31, 1926
The temperature on March 31, 1926 was between -1.0 °C and 12.8 °C and averaged 6.6 °C. There was 8.9 hours of sunshine (69%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 8 » Crown Prince Nguyễn Phúc Vĩnh Thuỵ ascends the throne to become the last monarch of Vietnam.
January 26 » The first demonstration of the television by John Logie Baird.
March 15 » The dictator Theodoros Pangalos is elected President of Greece without opposition.
April 24 » The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
May 22 » Chiang Kai-shek replaces the communists in Kuomintang China.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I45827.php : accessed February 20, 2026), "Hermanus de Graaff (1901-)".
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