The temperature on May 12, 1921 was between 9.2 °C and 21.1 °C and averaged 15.5 °C. There was 9.1 hours of sunshine (59%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 9 » Greco-Turkish War: The First Battle of İnönü, the first battle of the war, begins near Eskişehir in Anatolia.
February 12 » Bolsheviks launch a revolt in Georgia as a preliminary to the Red Army invasion of Georgia.
March 17 » The Second Polish Republic adopts the March Constitution.
March 18 » The second Peace of Riga is signed between Poland and the Soviet Union.
July 29 » Adolf Hitler becomes leader of the National Socialist German Workers Party.
October 13 » Soviet republics sign the Treaty of Kars to formalize the borders between Turkey and the South Caucasus states.
Day of death February 17, 1963
The temperature on February 17, 1963 was between -3.2 °C and -0.3 °C and averaged -1.7 °C. There was 0.2 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 2 » Vietnam War: The Viet Cong wins its first major victory, at the Battle of Ap Bac.
February 27 » The Dominican Republic receives its first democratically elected president, Juan Bosch, since the end of the dictatorship led by Rafael Trujillo.
April 11 » Pope John XXIII issues Pacem in terris, the first encyclical addressed to all Christians instead of only Catholics, and which described the conditions for world peace in human terms.
April 12 » The Soviet nuclear-powered submarine K-33 collides with the Finnish merchant vessel M/S Finnclipper in the Danish straits.
May 11 » Racist bombings in Birmingham, Alabama, disrupt nonviolence in the Birmingham campaign and precipitate a crisis involving federal troops.
July 26 » An earthquake in Skopje, Yugoslavia (present-day North Macedonia) leaves 1,100 dead.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I17761.php : accessed February 2, 2026), "Jacobus Herculaas Vosloo (1921-1963)".
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