March 1 » Henri Becquerel discovers radioactive decay.
April 6 » In Athens, the opening of the first modern Olympic Games is celebrated, 1,500 years after the original games are banned by Roman emperor Theodosius I.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
June 15 » The deadliest tsunami in Japan's history kills more than 22,000 people.
September 21 » Anglo-Egyptian conquest of Sudan: British forces under the command of Horatio Kitchener take Dongola.
December 17 » Pittsburgh, Pennsylvania's Schenley Park Casino, which was the first multi-purpose arena with the technology to create an artificial ice surface in North America, is destroyed in a fire.
Day of marriage June 1, 1918
The temperature on June 1, 1918 was between 6.3 °C and 19.5 °C and averaged 13.5 °C. There was 12.0 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
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 8 » U.S. President Woodrow Wilson announces his "Fourteen Points" for the aftermath of World War I.
February 6 » British women over the age of 30 who meet minimum property qualifications, get the right to vote when Representation of the People Act 1918 is passed by Parliament.
March 27 » The National Council of Bessarabia proclaims union with the Kingdom of Romania.
May 9 » World War I: Germany repels Britain's second attempt to blockade the port of Ostend, Belgium.
July 15 » World War I: The Second Battle of the Marne begins near the River Marne with a German attack.
November 4 » World War I: The Armistice of Villa Giusti between Italy and Austria-Hungary is implemented.
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/I201884.php : accessed October 8, 2026), "Seike Heerema (1896-????)".
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