The temperature on January 12, 1895 was about -0.7 °C. There was 0.1 mm of rain. The airpressure was 75 cm mercury. The atmospheric humidity was 100%. Source: KNMI
April 3 » The trial in the libel case brought by Oscar Wilde begins, eventually resulting in his imprisonment on charges of homosexuality.
April 17 » The Treaty of Shimonoseki between China and Japan is signed. This marks the end of the First Sino-Japanese War, and the defeated Qing Empire is forced to renounce its claims on Korea and to concede the southern portion of the Fengtien province, Taiwan and the Pescadores Islands to Japan.
May 7 » In Saint Petersburg, Russian scientist Alexander Stepanovich Popov demonstrates to the Russian Physical and Chemical Society his invention, the Popov lightning detector—a primitive radio receiver. In some parts of the former Soviet Union the anniversary of this day is celebrated as Radio Day.
June 11 » Paris–Bordeaux–Paris, sometimes called the first automobile race in history or the "first motor race", takes place.
November 8 » While experimenting with electricity, Wilhelm Röntgen discovers the X-ray.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of marriage May 30, 1933
The temperature on May 30, 1933 was between 7.1 °C and 17.2 °C and averaged 12.2 °C. There was 0.1 mm of rain during 0.1 hours. There was 9.8 hours of sunshine (60%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
January 28 » The name Pakistan is coined by Choudhry Rahmat Ali Khan and is accepted by Indian Muslims who then thereby adopted it further for the Pakistan Movement seeking independence.
February 25 » Launch of the USSRanger at Newport News, Virginia. It is the first purpose-built aircraft carrier to be commissioned by the US Navy.
March 13 » Banks in the U.S. begin to re-open after the three-day national "bank holiday" mandated by the Franklin D. Roosevelt's Emergency Banking Act.
April 4 » U.S. Navy airship USSAkron is wrecked off the New Jersey coast due to severe weather.
April 5 » U.S. President Franklin D. Roosevelt signs two executive orders: 6101 to establish the Civilian Conservation Corps, and 6102 "forbidding the Hoarding of Gold Coin, Gold Bullion, and Gold Certificates" by U.S. citizens.
April 24 » Nazi Germany begins its persecution of Jehovah's Witnesses by shutting down the Watch Tower Society office in Magdeburg.
Day of death May 12, 1985
The temperature on May 12, 1985 was between 9.1 °C and 20.6 °C and averaged 13.9 °C. There was 12.8 mm of rain during 2.2 hours. There was 6.0 hours of sunshine (39%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
June 30 » Thirty-nine American hostages from the hijacked TWA Flight 847 are freed in Beirut after being held for 17 days.
August 2 » Delta Air Lines Flight 191, a Lockheed L-1011 TriStar, crashes at Dallas/Fort Worth International Airport killing 137.
November 15 » The Anglo-Irish Agreement is signed at Hillsborough Castle by British Prime Minister Margaret Thatcher and Irish Taoiseach Garret FitzGerald.
November 19 » Cold War: In Geneva, U.S. President Ronald Reagan and Soviet Union General Secretary Mikhail Gorbachev meet for the first time.
December 12 » Arrow Air Flight 1285, a McDonnell Douglas DC-8, crashes after takeoff in Gander, Newfoundland, killing all 256 people on board, including 236 members of the United States Army's 101st Airborne Division.
December 14 » Wilma Mankiller takes office as the first woman elected to serve as Principal Chief of the Cherokee Nation.
When copying data from this family tree, please include a reference to the origin: Gijsbertus Cornelis (Bert) Severijn, "Family tree Severijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-severijn/I558.php : accessed February 22, 2026), "Jan Westerop (1895-1985)".
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