January 1 » Nigeria becomes a British protectorate.
May 9 » Australia opens its first national parliament in Melbourne.
September 17 » Second Boer War: A Boer column defeats a British force at the Battle of Blood River Poort.
September 28 » Philippine–American War: Filipino guerrillas kill more than forty American soldiers while losing 28 of their own.
October 29 » Leon Czolgosz, the assassin of U.S. President William McKinley, is executed by electrocution.
November 1 » Sigma Phi Epsilon, the largest national male collegiate fraternity, is established at Richmond College, in Richmond, Virginia.
Day of marriage June 23, 1928
The temperature on June 23, 1928 was between 9.5 °C and 20.2 °C and averaged 14.9 °C. There was 8.4 hours of sunshine (50%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
March 21 » Charles Lindbergh is presented with the Medal of Honor for the first solo trans-Atlantic flight.
June 4 » The President of the Republic of China, Zhang Zuolin, is assassinated by Japanese agents.
August 27 » The Kellogg–Briand Pact outlawing war is signed by fifteen nations. Ultimately sixty-one nations will sign it.
September 27 » The Republic of China is recognized by the United States.
October 12 » An iron lung respirator is used for the first time at Children's Hospital, Boston.
December 17 » Indian revolutionaries Bhagat Singh, Sukhdev Thapar and Shivaram Rajguru assassinate British police officer James Saunders in Lahore, Punjab, to avenge the death of Lala Lajpat Rai at the hands of the police. The three were executed in 1931.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I6964.php : accessed January 24, 2026), "Hermanna Mulder (1901-)".
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