January 31 » Czechoslav Trade Union Association is founded in Prague.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of death May 31, 1963
The temperature on May 31, 1963 was between 13.4 °C and 26.2 °C and averaged 20.4 °C. There was 14.4 hours of sunshine (88%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
April 10 » One hundred twenty-nine American sailors die when the submarine USSThresher sinks at sea.
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.
July 1 » The British Government admits that former diplomat Kim Philby had worked as a Soviet agent.
July 26 » Syncom 2, the world's first geosynchronous satellite, is launched from Cape Canaveral on a Delta B booster.
October 12 » After nearly 23 years of imprisonment, Reverend Walter Ciszek, a Jesuit missionary, was released from the Soviet Union.
December 10 » An assassination attempt on the British High Commissioner in Aden kills two people and wounds dozens more.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I199565.php : accessed October 1, 2026), "Sophia Maria Smit (1897-1963)".
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