The temperature on August 26, 1868 was about 18.7 °C. The air pressure was 6 kgf/m2 and came mainly from the southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 58%. Source: KNMI
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).
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
March 8 » Sakai incident: Japanese samurai kill 11 French sailors in the port of Sakai, Osaka.
April 11 » Former shōgun Tokugawa Yoshinobu surrenders Edo Castle to Imperial forces, marking the end of the Tokugawa shogunate.
June 1 » The Treaty of Bosque Redondo is signed, allowing the Navajo to return to their lands in Arizona and New Mexico.
August 18 » French astronomer Pierre Janssen discovers helium.
November 3 » John Willis Menard (R-Louisiana) was the first African American elected to the United States Congress. Because of an electoral challenge, he was never seated.
December 11 » Paraguayan War: Brazilian troops defeat Paraguayan at the Battle of Avay.
Day of marriage May 18, 1893
The temperature on May 18, 1893 was about 18.0 °C. There was 3 mm of rain. The airpressure was 75 cm mercury. The atmospheric humidity was 80%. Source: KNMI
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.
March 1 » Electrical engineer Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri.
July 11 » A revolution led by the liberal general and politician José Santos Zelaya takes over state power in Nicaragua.
September 20 » Charles Duryea and his brother road-test the first American-made gasoline-powered automobile.
September 28 » Foundation of the Portuguese football club FC Porto.
October 28 » Tchaikovsky's Symphony No. 6 in B Minor, Pathétique receives its première performance only nine days before the composer's death.
November 1 » The Battle of Bembezi took place and was the most decisive battle won by the British in the First Matabele War of 1893.
Day of death June 30, 1940
The temperature on June 30, 1940 was between 11.5 °C and 25.6 °C and averaged 18.4 °C. There was 10.8 hours of sunshine (65%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
June 23 » Adolf Hitler goes on a three-hour tour of the architecture of Paris with architect Albert Speer and sculptor Arno Breker in his only visit to the city.
June 26 » World War II: Under the Molotov–Ribbentrop Pact, the Soviet Union presents an ultimatum to Romania requiring it to cede Bessarabia and the northern part of Bukovina.
September 7 » World War II: The German Luftwaffe begins the Blitz, bombing London and other British cities for over 50 consecutive nights.
September 15 » World War II: The climax of the Battle of Britain, when the Royal Air Force shoots down large numbers of Luftwaffe aircraft.
December 29 » World War II: In the Second Great Fire of London, the Luftwaffe fire-bombs London, England, killing almost 200 civilians.
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/I156863.php : accessed October 16, 2026), "Roelof Raap (1868-1940)".
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