January 5 » Dreyfus affair: French army officer Alfred Dreyfus is stripped of his rank and sentenced to life imprisonment on Devil's Island.
February 24 » Revolution breaks out in Baire, a town near Santiago de Cuba, beginning the Cuban War of Independence, that ends with the Spanish–American War in 1898.
March 19 » Auguste and Louis Lumière record their first footage using their newly patented cinematograph.
April 6 » Oscar Wilde is arrested in the Cadogan Hotel, London, after losing a libel case against the Marquess of Queensberry.
May 25 » Playwright, poet and novelist Oscar Wilde is convicted of "committing acts of gross indecency with other male persons" and sentenced to serve two years in prison.
November 28 » The first American automobile race takes place over the 54 miles from Chicago's Jackson Park to Evanston, Illinois. Frank Duryea wins in approximately 10 hours.
Day of marriage June 30, 1917
The temperature on June 30, 1917 was between 13.6 °C and 17.2 °C and averaged 15.0 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 9 » World War I: The Battle of Rafa is fought near the Egyptian border with Palestine.
July 17 » King George V issues a Proclamation stating that the male line descendants of the British Royal Family will bear the surname Windsor.
July 25 » Sir Robert Borden introduces the first income tax in Canada as a "temporary" measure (lowest bracket is 4% and highest is 25%).
August 30 » Vietnamese prison guards led by Trịnh Văn Cấn mutiny at the Thái Nguyên penitentiary against local French authority.
October 24 » First World War: Italy suffers a disastrous defeat on the Austro-Italian front.
November 7 » The Gregorian calendar date of the October Revolution, which gets its name from the Julian calendar date of 25 October. On this date in 1917, the Bolsheviks storm the Winter Palace.
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/I130659.php : accessed October 20, 2026), "Maatje Leerstra (1895-????)".
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