The temperature on January 15, 1887 was about -4.5 °C. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 88%. 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 2 » In Punxsutawney, Pennsylvania the first Groundhog Day is observed.
February 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 13 » Bloody Sunday clashes in central London.
Day of marriage May 6, 1911
The temperature on May 6, 1911 was between 2.7 °C and 13.9 °C and averaged 8.6 °C. There was 12.1 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
December 27 » "Jana Gana Mana", the national anthem of India, is first sung in the Calcutta Session of the Indian National Congress.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of death July 25, 1948
The temperature on July 25, 1948 was between 7.9 °C and 24.3 °C and averaged 17.8 °C. There was 14.1 hours of sunshine (89%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 4 » Burma gains its independence from the United Kingdom becoming an independent republic, named the Union of Burma, with Sao Shwe Thaik as its first President and U Nu its first Prime Minister.
January 17 » The Renville Agreement between the Netherlands and Indonesia is ratified.
April 1 » Cold War: Communist forces respond to the introduction of the Deutsche Mark by attempting to force the western powers to withdraw from Berlin.
April 1 » Faroe Islands gain autonomy from Denmark.
June 18 » Columbia Records introduces the long-playing record album in a public demonstration at the Waldorf-Astoria Hotel in New York City.
July 5 » National Health Service Acts create the national public health system in the United Kingdom.
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/I14357.php : accessed October 15, 2026), "Hitje Merkus (1887-1948)".
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