The temperature on December 29, 1891 was about 6.9 °C. There was 5 mm of rain. The air pressure was 8 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 88%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 31 » History of Portugal: The first attempt at a Portuguese republican revolution breaks out in the northern city of Porto.
March 3 » Shoshone National Forest is established as the first national forest in the US and world.
March 10 » Almon Strowger patents the Strowger switch, a device which led to the automation of telephone circuit switching.
March 17 » SSUtopia collides with HMSAnson in the Bay of Gibraltar and sinks, killing 562 of the 880 passengers on board.
May 16 » The International Electrotechnical Exhibition opens in Frankfurt, Germany, and will feature the world's first long-distance transmission of high-power, three-phase electric current (the most common form today).
October 28 » The Mino–Owari earthquake is the largest inland earthquake in Japan's history.
Day of death May 11, 1956
The temperature on May 11, 1956 was between 6.9 °C and 16.0 °C and averaged 12.1 °C. There was 3.4 mm of rain during 1.6 hours. There was 1.3 hours of sunshine (8%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 9 » Soviet forces suppress mass demonstrations in the Georgian SSR, reacting to Nikita Khrushchev's de-Stalinization policy.
October 28 » Hungarian Revolution: A de facto ceasefire comes into effect between armed revolutionaries and Soviet troops, who begin to withdraw from Budapest. Communist officials and facilities come under attack by revolutionaries.
November 12 » In the midst of the Suez Crisis, Palestinian refugees are shot dead in Rafah by Israeli soldiers following the invasion of the Gaza Strip.
November 12 » Morocco, Sudan and Tunisia join the United Nations.
November 13 » The Supreme Court of the United States declares Alabama laws requiring segregated buses illegal, thus ending the Montgomery Bus Boycott.
December 6 » A violent water polo match between Hungary and the USSR takes place during the 1956 Summer Olympics in Melbourne, against the backdrop of the Hungarian Revolution of 1956.
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/I80264.php : accessed February 10, 2026), "Hendrik Slaaf (1891-1956)".
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