The temperature on April 5, 1914 was between 3.8 °C and 11.6 °C and averaged 8.5 °C. There was 2.7 mm of rain. There was 2.8 hours of sunshine (21%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
April 20 » Nineteen men, women, and children die in the Ludlow Massacre during a Colorado coal-miners' strike.
August 1 » The German Empire declares war on the Russian Empire at the opening of World War I. The Swiss Army mobilizes because of World War I.
August 5 » World War I: The German minelayer SSKönigin Luise lays a minefield about 40 miles (64km) off the Thames Estuary (Lowestoft). She is intercepted and sunk by the British light-cruiser HMSAmphion.
August 14 » World War I: Start of the Battle of Lorraine, an unsuccessful French offensive designed to recover the lost province of Moselle from Germany.
October 9 » World War I: The Siege of Antwerp comes to an end.
December 14 » Lisandro de la Torre and others found the Democratic Progressive Party (Partido Demócrata Progresista, PDP) at the Hotel Savoy, Buenos Aires, Argentina.
Day of marriage April 15, 1941
The temperature on April 15, 1941 was between 4.4 °C and 10.1 °C and averaged 7.0 °C. There was 3.0 hours of sunshine (22%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 6 » United States President Franklin D. Roosevelt delivers his Four Freedoms speech in the State of the Union address.
March 11 » World War II: United States President Franklin D. Roosevelt signs the Lend-Lease Act into law, allowing American-built war supplies to be shipped to the Allies on loan.
April 6 » World War II: Nazi Germany launches Operation 25 (the invasion of Kingdom of Yugoslavia) and Operation Marita (the invasion of Greece).
April 23 » World War II: The Greek government and King George II evacuate Athens before the invading Wehrmacht.
July 10 » Jedwabne pogrom: Massacre of Polish Jews living in and near the village of Jedwabne.
August 22 » World War II: German troops begin the Siege of Leningrad.
Day of death January 24, 1970
The temperature on January 24, 1970 was between 2.2 °C and 5.1 °C and averaged 3.8 °C. There was 2.6 mm of rain during 4.3 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: P. Heres, "Family tree Eilander", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eilander/I1099496882.php : accessed February 25, 2026), "Hendrik Mondria (1914-1970)".
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