April 19 » The Kishinev pogrom in Kishinev (Bessarabia) begins, forcing tens of thousands of Jews to later seek refuge in Palestine and the Western world.
July 4 » The Philippine–American War is officially concluded.
July 19 » Maurice Garin wins the first Tour de France.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
September 27 » The Wreck of the Old 97, an American rail disaster that became the subject of a popular ballad.
October 31 » The Purdue Wreck, a railroad train collision in Indianapolis, kills 17 people, including 14 players of the Purdue University football team.
Day of death September 11, 1961
The temperature on September 11, 1961 was between 10.1 °C and 19.7 °C and averaged 14.7 °C. There was 0.2 mm of rain during 0.2 hours. There was 1.6 hours of sunshine (12%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 14 » Discovery of the chemical elements: Element 103, Lawrencium, is first synthesized at the University of California.
March 1 » United States President John F. Kennedy establishes the Peace Corps.
March 29 » The Twenty-third Amendment to the United States Constitution is ratified, allowing residents of Washington, D.C., to vote in presidential elections.
April 23 » Algiers putsch by French generals.
October 1 » East and West Cameroon merge to form the Federal Republic of Cameroon.
October 29 » Syria exits from the United Arab Republic.
Day of burial September 18, 1961
The temperature on September 18, 1961 was between 15.1 °C and 24.1 °C and averaged 18.8 °C. There was 9.8 hours of sunshine (78%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 26 » John F. Kennedy appoints Janet G. Travell to be the first woman Physician to the President.
March 1 » United States President John F. Kennedy establishes the Peace Corps.
May 25 » Apollo program: U.S. President John F. Kennedy announces, before a special joint session of the U.S. Congress, his goal to initiate a project to put a "man on the Moon" before the end of the decade.
June 1 » The Canadian Bank of Commerce and Imperial Bank of Canada merge to form the Canadian Imperial Bank of Commerce, the largest bank merger in Canadian history.
August 1 » U.S. Defense Secretary Robert McNamara orders the creation of the Defense Intelligence Agency (DIA), the nation's first centralized military espionage organization.
October 1 » East and West Cameroon merge to form the Federal Republic of Cameroon.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I598976.php : accessed March 14, 2026), "Ole Sakarias Olsen (1903-1961)".
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