The temperature on June 23, 1912 was between 11.9 °C and 24.5 °C and averaged 17.7 °C. There was 2.6 mm of rain. There was 11.8 hours of sunshine (70%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
August 6 » The Bull Moose Party meets at the Chicago Coliseum.
October 24 » First Balkan War: The Battle of Kirk Kilisse concludes with a Bulgarian victory against the Ottoman Empire.
December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
When copying data from this family tree, please include a reference to the origin: Ruud Hilgers, "Genealogy Hilligers (Hillegers, Hilgers, Hellegers, Heiligers etc.), Rotterdam region, Delfshaven, Schiedam", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-hilligers/I877.php : accessed February 28, 2026), "Johannes Petrus Karsten (-1912)".
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