The temperature on April 15, 1960 was between 3.1 °C and 10.5 °C and averaged 7.4 °C. There was 8.0 hours of sunshine (58%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 19 » Japan and the United States sign the US–Japan Mutual Security Treaty
January 24 » Algerian War: Some units of European volunteers in Algiers stage an insurrection known as the "barricades week", during which they seize government buildings and clash with local police.
June 25 » Cold War: Two cryptographers working for the United States National Security Agency left for vacation to Mexico, and from there defected to the Soviet Union.
August 15 » Republic of the Congo (Brazzaville) becomes independent from France.
October 29 » In Louisville, Kentucky, Cassius Clay (who later takes the name Muhammad Ali) wins his first professional fight.
December 1 » Paul McCartney and Pete Best are arrested (and later deported) from Hamburg, West Germany, after accusations of attempted arson.
When copying data from this family tree, please include a reference to the origin: Martin Hessing, "Family tree Hessing", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hessing/I1587.php : accessed January 12, 2026), "Antonius de Man (1906-1960)".
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