February 14 » The United States Department of Commerce and Labor is established (later split into the Department of Commerce and the Department of Labor).
April 19 » The Kishinev pogrom in Kishinev (Bessarabia) begins, forcing tens of thousands of Jews to later seek refuge in Palestine and the Western world.
July 4 » The Philippine–American War is officially concluded.
October 1 » Baseball: The Boston Americans play the Pittsburgh Pirates in the first game of the modern World Series.
October 6 » The High Court of Australia sits for the first time.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
Day of death April 18, 1911
The temperature on April 18, 1911 was between 3.3 °C and 18.2 °C and averaged 12.4 °C. There was 8.0 hours of sunshine (57%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I299520.php : accessed January 31, 2026), "Hendrik Theodorus Lieman (1903-1911)".
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