January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
February 27 » Fußball-Club Bayern München is founded.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
May 29 » N'Djamena is founded as Fort-Lamy by the French commander Émile Gentil.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
July 29 » In Italy, King Umberto I of Italy is assassinated by the anarchist Gaetano Bresci.
Day of marriage May 1, 1937
The temperature on May 1, 1937 was between 7.9 °C and 14.1 °C and averaged 9.8 °C. There was 6.6 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
March 18 » Spanish Civil War: Spanish Republican forces defeat the Italians at the Battle of Guadalajara.
May 27 » In California, the Golden Gate Bridge opens to pedestrian traffic, creating a vital link between San Francisco and Marin County, California.
May 30 » Memorial Day massacre: Chicago police shoot and kill ten labor demonstrators.
August 14 » The beginning of air-to-air combat of the Second Sino-Japanese War and World War II in general, when six Japanese bombers are shot down by Chinese fighters while raiding Chinese air bases.
October 11 » The Duke and Duchess of Windsor tour Nazi Germany for 12 days and meet Adolf Hitler on the 22nd.
November 8 » The Nazi exhibition Der ewige Jude ("The Eternal Jew") opens in Munich.
Day of death December 16, 1967
The temperature on December 16, 1967 was between 0.9 °C and 7.6 °C and averaged 4.9 °C. There was 5.8 mm of rain during 5.6 hours. There was 4.2 hours of sunshine (54%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
March 14 » The body of U.S. President John F. Kennedy is moved to a permanent burial place at Arlington National Cemetery.
April 28 » Vietnam War: Boxer Muhammad Ali refuses his induction into the United States Army and is subsequently stripped of his championship and license.
May 1 » Elvis Presley and Priscilla Beaulieu are married in Las Vegas.
May 24 » Egypt imposes a blockade and siege of the Red Sea coast of Israel.
July 1 » Merger Treaty: The European Community is formally created out of a merger with the Common Market, the European Coal and Steel Community, and the European Atomic Energy Commission.
November 14 » The Congress of Colombia, in commemoration of the 150 years of the death of Policarpa Salavarrieta, declares this day as "Day of the Colombian Woman".
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I67006.php : accessed January 12, 2026), "Petrus Lambertus Ketelaars (1900-1967)".
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