February 11 » Anton Bruckner's 9th Symphony receives its first performance in Vienna, Austria.
April 29 » A landslide kills 70 people in Frank, in the District of Alberta, Canada.
June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
June 16 » The Ford Motor Company is incorporated.
July 19 » Maurice Garin wins the first Tour de France.
December 30 » A fire at the Iroquois Theater in Chicago, Illinois kills at least 605.
Day of marriage January 25, 1928
The temperature on January 25, 1928 was between 2.9 °C and 7.5 °C and averaged 4.4 °C. There was 3.5 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 1 » Boris Bazhanov defects through Iran. He is the only assistant of Joseph Stalin's secretariat to have defected from the Eastern Bloc.
June 18 » Aviator Amelia Earhart becomes the first woman to fly in an aircraft across the Atlantic Ocean (she is a passenger; Wilmer Stultz is the pilot and Lou Gordon the mechanic).
July 7 » Sliced bread is sold for the first time (on the inventor's 48th birthday) by the Chillicothe Baking Company of Chillicothe, Missouri.
October 10 » Chiang Kai-shek becomes Chairman of the Republic of China.
October 22 » Phi Sigma Alpha fraternity is founded at the University of Puerto Rico.
November 1 » The Law on the Adoption and Implementation of the Turkish Alphabet, replaces the Arabic alphabet with the Latin alphabet.
Day of death April 29, 1970
The temperature on April 29, 1970 was between 2.9 °C and 8.4 °C and averaged 5.6 °C. There was 11.2 mm of rain during 5.5 hours. There was 6.0 hours of sunshine (41%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
March 10 » Vietnam War: Captain Ernest Medina is charged by the U.S. military with My Lai war crimes.
March 31 » Explorer 1 re-enters the Earth's atmosphere after 12 years in orbit.
September 5 » Vietnam War: Operation Jefferson Glenn begins: The United States 101st Airborne Division and the South Vietnamese 1st Infantry Division initiate a new operation in Thừa Thiên–Huế Province.
October 10 » Fiji becomes independent.
October 16 » Canadian Prime Minister Pierre Trudeau invokes the War Measures Act during the October Crisis.
December 21 » First flight of F-14 multi-role combat aircraft.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I86604.php : accessed October 12, 2026), "Otto Grimmius (1903-1970)".
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