The temperature on July 20, 1917 was between 10.0 °C and 20.3 °C and averaged 15.8 °C. There was 13.6 hours of sunshine (84%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
January 22 » World War I: President Woodrow Wilson of the still-neutral United States calls for "peace without victory" in Europe.
February 3 » First World War: The American entry into World War I begins when diplomatic relations with Germany are severed due to its unrestricted submarine warfare.
August 30 » Vietnamese prison guards led by Trịnh Văn Cấn mutiny at the Thái Nguyên penitentiary against local French authority.
October 12 » World War I: The First Battle of Passchendaele takes place resulting in the largest single-day loss of life in New Zealand history.
November 5 » October Revolution: Lenin calls for the October Revolution.
December 7 » World War I: The United States declares war on Austria-Hungary.
Day of death June 20, 1973
The temperature on June 20, 1973 was between 15.1 °C and 26.1 °C and averaged 18.7 °C. There was -0.1 mm of rain. There was 7.5 hours of sunshine (45%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
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.
February 27 » The American Indian Movement occupies Wounded Knee in protest of the federal government.
May 25 » In protest against the dictatorship in Greece, the captain and crew on Greek naval destroyer Velos mutiny and refuse to return to Greece, instead anchoring at Fiumicino, Italy.
June 24 » The UpStairs Lounge, a gay bar in the French Quarter of New Orleans, Louisiana, is attacked by an arsonist during a church service, and 32 people die from smoke inhalation or fire.
July 29 » Greeks vote to abolish the monarchy, beginning the first period of the Metapolitefsi.
July 31 » A Delta Air Lines jetliner, flight DL 723 crashes while landing in fog at Logan International Airport, Boston, Massachusetts killing 89.
October 21 » Fred Dryer of the Los Angeles Rams becomes the first player in NFL history to score two safeties in the same game.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I21226.php : accessed March 6, 2026), "Dirk Jacobus de Beer (1917-1973)".
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.