April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
Day of marriage June 20, 1918
The temperature on June 20, 1918 was between 7.4 °C and 19.2 °C and averaged 13.8 °C. There was 1.8 mm of rain. There was 5.9 hours of sunshine (35%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 8 » U.S. President Woodrow Wilson announces his "Fourteen Points" for the aftermath of World War I.
April 8 » World War I: Actors Douglas Fairbanks and Charlie Chaplin sell war bonds on the streets of New York City's financial district.
May 28 » The Azerbaijan Democratic Republic and the First Republic of Armenia declare their independence.
August 30 » Fanni Kaplan shoots and seriously injures Bolshevik leader Vladimir Lenin, which along with the assassination of Bolshevik senior official Moisei Uritsky days earlier, prompts the decree for Red Terror.
October 1 » Sayid Abdullah becomes the last Khan of Khiva.
October 1 » World War I: The Egyptian Expeditionary Force captures Damascus.
Day of death June 26, 1977
The temperature on June 26, 1977 was between 11.6 °C and 16.2 °C and averaged 13.8 °C. There was 4.5 mm of rain during 1.9 hours. There was 1.3 hours of sunshine (8%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 18 » The Space Shuttle Enterprise test vehicle is carried on its maiden "flight" on top of a Boeing 747.
May 28 » In Southgate, Kentucky, the Beverly Hills Supper Club is engulfed in fire, killing 165 people inside.
June 10 » James Earl Ray escapes from Brushy Mountain State Prison in Petros, Tennessee. He is recaptured three days later.
August 17 » The Soviet icebreaker Arktika becomes the first surface ship to reach the North Pole.
September 7 » The 300-metre-tall CKVR-DT transmission tower in Barrie, Ontario, Canada, is hit by a light aircraft in a fog, causing it to collapse. All aboard the aircraft are killed.
November 20 » Egyptian President Anwar Sadat becomes the first Arab leader to officially visit Israel, when he meets Israeli prime minister Menachem Begin and speaks before the Knesset in Jerusalem, seeking a permanent peace settlement.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I8089.php : accessed March 16, 2026), "Johannes Petrus Krijnen (1897-1977)".
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.