April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
Day of marriage September 3, 1919
The temperature on September 3, 1919 was between 9.8 °C and 23.4 °C and averaged 16.7 °C. There was 9.8 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 15 » Great Molasses Flood: A wave of molasses released from an exploding storage tank sweeps through Boston, Massachusetts, killing 21 and injuring 150.
January 15 » Rosa Luxemburg and Karl Liebknecht, two of the most prominent socialists in Germany, are tortured and murdered by the Freikorps at the end of the Spartacist uprising.
June 2 » Anarchists simultaneously set off bombs in eight separate U.S. cities.
June 11 » Sir Barton wins the Belmont Stakes, becoming the first horse to win the U.S. Triple Crown.
June 14 » John Alcock and Arthur Whitten Brown depart from St. John's, Newfoundland on the first nonstop transatlantic flight.
July 11 » The eight-hour day and free Sunday become law for workers in the Netherlands.
Day of death June 15, 1958
The temperature on June 15, 1958 was between 10.0 °C and 23.8 °C and averaged 17.6 °C. There was 12.7 hours of sunshine (76%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 31 » Cold War: Space Race: The first successful American satellite detects the Van Allen radiation belt.
February 22 » Egypt and Syria join to form the United Arab Republic.
August 23 » Chinese Civil War: The Second Taiwan Strait Crisis begins with the People's Liberation Army's bombardment of Quemoy.
October 2 » Guinea declares its independence from France.
October 27 » Iskander Mirza, the first President of Pakistan, is deposed by General Ayub Khan, who had been appointed the enforcer of martial law by Mirza 20 days earlier.
December 28 » "Greatest Game Ever Played": Baltimore Colts defeat the New York Giants in the first ever National Football League sudden death overtime game at New York's Yankee Stadium.
When copying data from this family tree, please include a reference to the origin: E. Hillebregt - Zuiderwijk, "Family tree van Ekeren", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-ekeren/I33.php : accessed March 4, 2026), "Johannes Beljaards (1897-1958)".
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