Family tree Steinmeier/De Vries » Johannes Wachtmeester (1893-1955)

Day of marriage April 30, 1920

• The temperature on April 30, 1920 was between 3.7 °C and 12.3 °C and averaged 7.9 °C. There was 4.5 mm of rain. There was 6.4 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• 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.
• In the year 1920: Source: Wikipedia
  • The Netherlands had about 6.8 million citizens.
  • January 10 » League of Nations Covenant enters into force. On January 16 the organization holds its first council meeting, in Paris.
  • January 19 » The American Civil Liberties Union (ACLU) is founded.
  • March 12 » The Kapp Putsch begins when the Marinebrigade Ehrhardt is ordered to march on Berlin.
  • March 13 » The Kapp Putsch briefly ousts the Weimar Republic government from Berlin.
  • August 18 » The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women's suffrage.
  • December 3 » Following more than a month of Turkish–Armenian War, the Turkish dictated Treaty of Alexandropol is concluded.

Day of death February 15, 1955

• The temperature on February 15, 1955 was between -6.2 °C and 0.1 °C and averaged -2.6 °C. There was 0.8 mm of rain during 1.9 hours. There was 5.6 hours of sunshine (56%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
• Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from September 2, 1952 to October 13, 1956 the cabinet Drees II, with Dr. W. Drees (PvdA) as prime minister.
• In the year 1955: Source: Wikipedia
  • The Netherlands had about 10.7 million citizens.
  • April 12 » The polio vaccine, developed by Dr. Jonas Salk, is declared safe and effective.
  • April 15 » McDonald's restaurant dates its founding to the opening of a franchised restaurant by Ray Kroc, in Des Plaines, Illinois.
  • May 9 » Cold War: West Germany joins NATO.
  • June 11 » Eighty-three spectators are killed and at least 100 are injured after an Austin-Healey and a Mercedes-Benz collide at the 24 Hours of Le Mans, the deadliest ever accident in motorsports.
  • June 14 » Chile becomes a signatory to the Buenos Aires copyright treaty.
  • September 16 » A Zulu-class submarine becomes the first to launch a ballistic missile.

Source: Wikipedia

• 1956 » Vincent de Moro-Giafferi, French lawyer and politician (b. 1878)
• 1959 » Owen Willans Richardson, English physicist and academic, Nobel Prize laureate (b. 1879)
• 1961 » Laurence Owen, American figure skater (b. 1944)
• 1965 » Nat King Cole, American singer and pianist (b. 1919)
• 1966 » Camilo Torres Restrepo, Colombian priest and theologian (b. 1929)
• 1966 » Gerard Antoni Ciołek, Polish architect and historian (b. 1909)