June 17 » The United States Navy Hospital Corps is established.
July 1 » Spanish–American War: The Battle of San Juan Hill is fought in Santiago de Cuba, Cuba.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
August 13 » Carl Gustav Witt discovers 433 Eros, the first near-Earth asteroid to be found.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
December 10 » Spanish–American War: The Treaty of Paris is signed, officially ending the conflict.
Day of marriage August 8, 1923
The temperature on August 8, 1923 was between 11.4 °C and 23.4 °C and averaged 17.4 °C. There was 7.5 hours of sunshine (50%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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.
June 9 » Bulgaria's military takes over the government in a coup.
September 12 » Southern Rhodesia, today called Zimbabwe, is annexed by the United Kingdom.
September 29 » The British Mandate for Palestine takes effect, creating Mandatory Palestine.
October 22 » The royalist Leonardopoulos–Gargalidis coup d'état attempt fails in Greece, discrediting the monarchy and paving the way for the establishment of the Second Hellenic Republic.
October 29 » Turkey becomes a republic following the dissolution of the Ottoman Empire.
December 21 » United Kingdom and Nepal formally signed an agreement of friendship, called the Nepal–Britain Treaty of 1923, which superseded the Treaty of Sugauli signed in 1816.
Day of death February 23, 1959
The temperature on February 23, 1959 was between 4.3 °C and 10.4 °C and averaged 6.3 °C. There was 2.5 hours of sunshine (24%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 3 » Alaska is admitted as the 49th U.S. state.
January 7 » The United States recognizes the new Cuban government of Fidel Castro.
April 8 » A team of computer manufacturers, users, and university people led by Grace Hopper meets to discuss the creation of a new programming language that would be called COBOL.
June 14 » Dominican exiles depart from Cuba and land in the Dominican Republic to overthrow the totalitarian government of Rafael Trujillo. All but four are killed or executed.
July 27 » The Continental League is announced as baseball's "3rd major league" in the United States.
November 2 » Quiz show scandals: Twenty-One game show contestant Charles Van Doren admits to a Congressional committee that he had been given questions and answers in advance.
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/I20558.php : accessed February 7, 2026), "Gerrit Jan Ilbrink (1898-1959)".
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