June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
July 1 » Start of first Tour de France bicycle race.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
September 11 » The first race at the Milwaukee Mile in West Allis, Wisconsin is held. It is the oldest major speedway in the world.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
Day of death July 19, 1903
The temperature on July 19, 1903 was between 9.0 °C and 19.4 °C and averaged 15.0 °C. There was 4.3 hours of sunshine (27%). Source: KNMI
February 23 » Cuba leases Guantánamo Bay to the United States "in perpetuity".
April 26 » Atlético Madrid Association football club is founded
June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
August 29 » The Slava, the last of the five Borodino-class battleships, is launched.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
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/I166729.php : accessed October 18, 2026), "Pieter Jansma (1903-1903)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.