The temperature on May 16, 1911 was between 6.7 °C and 20.5 °C and averaged 15.0 °C. There was 7.8 hours of sunshine (50%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
August 29 » The Canadian Naval Service becomes the Royal Canadian Navy.
October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
December 9 » A mine explosion near Briceville, Tennessee, kills 84 miners despite rescue efforts led by the United States Bureau of Mines.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage May 20, 1941
The temperature on May 20, 1941 was between 3.5 °C and 17.5 °C and averaged 11.3 °C. There was 10.1 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
May 15 » First flight of the Gloster E.28/39 the first British and Allied jet aircraft.
May 27 » World War II: U.S. President Franklin D. Roosevelt proclaims an "unlimited national emergency".
June 1 » The Farhud, a massive pogrom in Iraq, starts and as a result, many Iraqi Jews are forced to leave their homes.
September 1 » The Nazis execute 2,500 Jews by shooting in Ostroh, Ukraine.
November 7 » World War II: Soviet hospital ship Armenia is sunk by German planes while evacuating refugees and wounded military and staff of several Crimean hospitals. It is estimated that over 5,000 people died in the sinking.
December 16 » World War II: Japanese forces occupy Miri, Sarawak.
Day of death July 5, 1991
The temperature on July 5, 1991 was between 17.2 °C and 29.4 °C and averaged 24.1 °C. There was 13.7 hours of sunshine (83%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
March 26 » Argentina, Brazil, Uruguay and Paraguay sign the Treaty of Asunción, establishing Mercosur, the South Common Market.
June 17 » Apartheid: The South African Parliament repeals the Population Registration Act which required racial classification of all South Africans at birth.
August 31 » Kyrgyzstan declares its independence from the Soviet Union.
October 7 » Croatian War of Independence: Bombing of Banski dvori in Zagreb, Croatia.
November 18 » Shiite Muslim kidnappers in Lebanon release Anglican Church envoys Terry Waite and Thomas Sutherland.
November 20 » An Azerbaijani MI-8 helicopter carrying 19 peacekeeping mission team with officials and journalists from Russia, Kazakhstan and Azerbaijan is shot down by Armenian military forces in Khojavend District of Azerbaijan.
Day of burial July 9, 1991
The temperature on July 9, 1991 was between 11.5 °C and 19.4 °C and averaged 16.2 °C. There was 2.3 mm of rain during 1.0 hours. There was 3.2 hours of sunshine (19%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 2 » Sharon Pratt Kelly becomes the first African American woman mayor of a major city and first woman Mayor of the District of Columbia.
March 2 » Battle at Rumaila oil field brings an end to the 1991 Gulf War.
April 4 » Senator John Heinz of Pennsylvania and six others are killed when a helicopter collides with their airplane over an elementary school in Merion, Pennsylvania.
August 29 » Libero Grassi, an Italian businessman from Palermo, is killed by the Sicilian Mafia after taking a solitary stand against their extortion demands.
November 18 » Shiite Muslim kidnappers in Lebanon release Anglican Church envoys Terry Waite and Thomas Sutherland.
November 20 » An Azerbaijani MI-8 helicopter carrying 19 peacekeeping mission team with officials and journalists from Russia, Kazakhstan and Azerbaijan is shot down by Armenian military forces in Khojavend District of Azerbaijan.
When copying data from this family tree, please include a reference to the origin: J. Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_jacobs/I588.php : accessed January 8, 2026), "Petronella Maria Cornelia Cuijpers (1911-1991)".
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