The temperature on April 1, 1886 was about 7.5 °C. The air pressure was 24 kgf/m2 and came mainly from the south-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 86%. 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.
January 18 » Modern field hockey is born with the formation of The Hockey Association in England.
February 23 » Charles Martin Hall produced the first samples of aluminium from the electrolysis of aluminium oxide, after several years of intensive work. He was assisted in this project by his older sister, Julia Brainerd Hall.
March 29 » John Pemberton brews the first batch of Coca-Cola in a backyard in Atlanta.
April 8 » William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.
June 10 » Mount Tarawera in New Zealand erupts, killing 153 people and burying the famous Pink and White Terraces. Eruptions continue for three months creating a large, 17km long fissure across the mountain peak.
September 4 » American Indian Wars: After almost 30 years of fighting, Apache leader Geronimo, with his remaining warriors, surrenders to General Nelson Miles in Arizona.
Day of marriage June 18, 1917
The temperature on June 18, 1917 was between 15.6 °C and 29.4 °C and averaged 21.8 °C. There was 31.4 mm of rain. There was 7.8 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
February 5 » The Congress of the United States passes the Immigration Act of 1917 over President Woodrow Wilson's veto.
March 8 » The United States Senate votes to limit filibusters by adopting the cloture rule.
April 2 » World War I: United States President Woodrow Wilson asks the U.S. Congress for a declaration of war on Germany.
November 2 » The Balfour Declaration proclaims British support for the "establishment in Palestine of a national home for the Jewish people" with the clear understanding "that nothing shall be done which may prejudice the civil and religious rights of existing non-Jewish communities".
December 6 » Halifax Explosion: A munitions explosion near Halifax, Nova Scotia kills more than 1,900 people in the largest artificial explosion up to that time.
December 20 » Cheka, the first Soviet secret police force, is founded.
Day of death May 8, 1949
The temperature on May 8, 1949 was between 3.7 °C and 12.8 °C and averaged 8.3 °C. There was 5.9 hours of sunshine (39%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
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 11 » The first "networked" television broadcasts took place as KDKA-TV in Pittsburgh, Pennsylvania goes on the air connecting the east coast and mid-west programming.
February 14 » The Knesset (parliament of Israel) convenes for the first time.
February 15 » Gerald Lankester Harding and Roland de Vaux begin excavations at Cave 1 of the Qumran Caves, where they will eventually discover the first seven Dead Sea Scrolls.
March 8 » President of France Vincent Auriol and ex-emperor of Annam Bảo Đại sign the Élysée Accords, giving Vietnam greater independence from France and creating the State of Vietnam to oppose Viet Minh-led Democratic Republic of Vietnam.
August 10 » An amendment to the National Security Act of 1947 enhances the authority of the United States Secretary of Defense over the Army, Navy and Air Force, and replaces the National Military Establishment with the Department of Defense.
November 18 » The Iva Valley Shooting occurs after the coal miners of Enugu in Nigeria go on strike over withheld wages; 21 miners are shot dead and 51 are wounded by police under the supervision of the British colonial administration of Nigeria.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I24686.php : accessed March 10, 2026), "Wilhelmus Clement (1886-1949)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.