The temperature on November 22, 1885 was about -0.7 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 94%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 21 » The newly completed Washington Monument is dedicated.
March 30 » The Battle for Kushka triggers the Panjdeh Incident which nearly gives rise to war between the Russian and British Empire.
April 30 » Governor of New York David B. Hill signs legislation creating the Niagara Reservation, New York's first state park, ensuring that Niagara Falls will not be devoted solely to industrial and commercial use.
May 2 » Cree and Assiniboine warriors win the Battle of Cut Knife, their largest victory over Canadian forces during the North-West Rebellion.
June 9 » Treaty of Tientsin is signed to end the Sino-French War, with China eventually giving up Tonkin and Annam – most of present-day Vietnam – to France.
June 17 » The Statue of Liberty arrives in New York Harbor.
Day of death May 20, 1971
The temperature on May 20, 1971 was between 8.4 °C and 17.8 °C and averaged 12.8 °C. There was 12.5 hours of sunshine (79%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 2 » Idi Amin replaces President Milton Obote as leader of Uganda.
March 1 » President of Pakistan Yahya Khan indefinitely postpones the pending national assembly session, precipitating massive civil disobedience in East Pakistan.
March 29 » My Lai Massacre: Lieutenant William Calley is convicted of premeditated murder and sentenced to life in prison.
September 9 » The four-day Attica Prison riot begins, eventually resulting in 39 dead, most killed by state troopers retaking the prison.
November 28 » Wasfi al-Tal, Prime Minister of Jordan, is assassinated by the Black September unit of the Palestine Liberation Organization.
December 3 » Indo-Pakistani War of 1971: Pakistan launches a pre-emptive strike against India and a full-scale war begins.
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/I61615.php : accessed October 6, 2026), "Roelf Hoff (1885-1971)".
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