January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
January 31 » Datu Muhammad Salleh is killed in Kampung Teboh, Tambunan, ending the Mat Salleh Rebellion.
March 18 » AFC Ajax Amsterdam, The Netherlands's biggest and most successful football club, was founded.
May 24 » Second Boer War: The United Kingdom annexes the Orange Free State.
June 25 » The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
September 17 » Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
Day of marriage September 27, 1927
The temperature on September 27, 1927 was between 5.4 °C and 14.9 °C and averaged 9.3 °C. There was 3.6 mm of rain. There was 7.0 hours of sunshine (59%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
March 29 » Sunbeam 1000hp breaks the land speed record at Daytona Beach, Florida.
April 30 » The Federal Industrial Institute for Women opens in Alderson, West Virginia, as the first women's federal prison in the United States.
May 26 » The last Ford Model T rolls off the assembly line after a production run of 15,007,003 vehicles.
June 26 » The Cyclone roller coaster opens on Coney Island.
July 15 » Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I100148.php : accessed May 9, 2025), "Catharina Maria Anna Joanna Ackermans (1900-)".
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