The temperature on March 28, 1912 was between 7.6 °C and 11.6 °C and averaged 9.3 °C. There was 4.2 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
January 6 » New Mexico is admitted to the Union as the 47th U.S. state.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
September 28 » The Ulster Covenant is signed by some 500,000 Ulster Protestant Unionists in opposition to the Third Irish Home Rule Bill.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
When copying data from this family tree, please include a reference to the origin: Frits Stempher, "Family tree Stempher", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-stempher/I282.php : accessed February 9, 2026), "Edo Jacob Westendorp (1912-)".
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