April 26 » Atlético Madrid Association football club is founded
May 29 » In the May Coup, Alexander I, King of Serbia, and Queen Draga, are assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
July 20 » The Ford Motor Company ships its first automobile.
August 2 » The Ilinden–Preobrazhenie Uprising against the Ottoman Empire begins.
November 17 » The Russian Social Democratic Labour Party splits into two groups: The Bolsheviks (Russian for "majority") and Mensheviks (Russian for "minority").
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.
Day of death February 21, 1904
The temperature on February 21, 1904 was between 8.1 °C and 9.2 °C and averaged 8.7 °C. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. Source: KNMI
January 7 » The distress signal "CQD" is established only to be replaced two years later by "SOS".
February 8 » Battle of Port Arthur: A surprise torpedo attack by the Japanese at Port Arthur, China starts the Russo-Japanese War.
April 5 » The first international rugby league match is played between England and an Other Nationalities team (Welsh and Scottish players) in Central Park, Wigan, England.
April 8 » The French Third Republic and the United Kingdom of Great Britain and Ireland sign the Entente cordiale.
October 20 » Chile and Bolivia sign the Treaty of Peace and Friendship, delimiting the border between the two countries.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I655.php : accessed February 11, 2026), "Leonardus Martinus Harinck (1903-1904)".
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