The temperature on January 12, 1866 was about 1.9 °C. There was 2 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
In The Netherlands , there was from February 10, 1866 to June 1, 1866 the cabinet Fransen van de Putte, with I.D. Fransen van de Putte (liberaal) as prime minister.
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
March 27 » President of the United States of America Andrew Johnson vetoes the Civil Rights Act of 1866. His veto is overridden by Congress and the bill passes into law on April 9.
May 1 » The Memphis Race Riots begin. In three days time, 46 blacks and two whites were killed. Reports of the atrocities influenced passage of the Fourteenth Amendment to the United States Constitution.
June 24 » Battle of Custoza: An Austrian army defeats the Italian army during the Austro-Prussian War.
August 17 » The Grand Duchy of Baden announces her withdrawal from the German Confederation and signs a treaty of peace and alliance with Prussia.
August 20 » President Andrew Johnson formally declares the American Civil War over.
August 23 » Austro-Prussian War ends with the Treaty of Prague.
Day of marriage June 28, 1902
The temperature on June 28, 1902 was between 13.7 °C and 29.4 °C and averaged 22.5 °C. There was 16.7 hours of sunshine (100%). Source: KNMI
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
June 24 » King Edward VII of the United Kingdom develops appendicitis, delaying his coronation.
August 22 » Cadillac Motor Company is founded.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
Day of death May 5, 1948
The temperature on May 5, 1948 was between 7.9 °C and 15.7 °C and averaged 12.0 °C. There was 3.5 hours of sunshine (23%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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).
June 20 » The Deutsche Mark is introduced in Western Allied-occupied Germany. The Soviet Military Administration in Germany responded by imposing the Berlin Blockade four days later.
July 31 » USSNevada is sunk by an aerial torpedo after surviving hits from two atomic bombs (as part of post-war tests) and being used for target practice by three other ships.
August 25 » The House Un-American Activities Committee holds first-ever televised congressional hearing: "Confrontation Day" between Whittaker Chambers and Alger Hiss.
October 5 » The Ashgabat earthquake kills between 10,000 and 110,000 people.
November 1 » Six thousand people die when a Chinese merchant ship explodes and sinks off southern Manchuria.
December 14 » Thomas T. Goldsmith Jr. and Estle Ray Mann are granted a patent for their cathode-ray tube amusement device, the earliest known interactive electronic game.
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/I152344.php : accessed October 22, 2026), "Marten Helmus (1866-1948)".
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