The temperature on March 20, 1868 was about 8.3 °C. There was 0.5 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 77%. 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).
April 10 » At Arogee in Abyssinia, British and Indian forces defeat an army of Emperor Tewodros II. While 700 Ethiopians are killed and many more injured, only two British/Indian troops die.
May 26 » The Impeachment of Andrew Johnson ends with his acquittal by one vote.
May 29 » Mihailo Obrenović III, Prince of Serbia is assassinated.
July 25 » The Wyoming Territory is established.
August 18 » French astronomer Pierre Janssen discovers helium.
December 25 » Pardons for ex-Confederates: United States President Andrew Johnson grants an unconditional pardon to all Confederate veterans.
Day of marriage May 12, 1888
The temperature on May 12, 1888 was about 11.0 °C. The air pressure was 12 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 57%. 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.
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.
January 13 » The National Geographic Society is founded in Washington, D.C.
March 11 » The Great Blizzard of 1888 begins along the eastern seaboard of the United States, shutting down commerce and killing more than 400.
May 13 » With the passage of the Lei Áurea ("Golden Law"), Empire of Brazil abolishes slavery.
August 5 » Bertha Benz drives from Mannheim to Pforzheim and back in the first long distance automobile trip, commemorated as the Bertha Benz Memorial Route since 2008.
October 21 » Foundation of the Swiss Social Democratic Party.
October 29 » The Convention of Constantinople is signed, guaranteeing free maritime passage through the Suez Canal during war and peace.
Day of death March 12, 1941
The temperature on March 12, 1941 was between -0.4 °C and 8.4 °C and averaged 3.4 °C. There was 9.4 hours of sunshine (81%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
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.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 21 » Sparked by the murder of a German officer in Bucharest, Romania the day before, members of the Iron Guard engaged in a rebellion and pogrom killing 125 Jews.
March 17 » In Washington, D.C., the National Gallery of Art is officially opened by President Franklin D. Roosevelt.
March 29 » The North American Regional Broadcasting Agreement goes into effect at 03:00 local time.
September 8 » World War II: German forces begin the Siege of Leningrad.
September 28 » Ted Williams achieves a .406 batting average for the season, and becomes the last major league baseball player to bat .400 or better.
December 12 » Adolf Hitler declares the imminent extermination of the Jews at a meeting in the Reich Chancellery.
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/I170136.php : accessed October 21, 2026), "Roelof Loonstra (1868-1941)".
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