March 4 » Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39ft) wave that reaches up to 5 kilometres (3.1mi) inland, killing over 300.
March 6 » Bayer registers "Aspirin" as a trademark.
May 30 » Pearl Hart, a female outlaw of the Old West, robs a stage coach 30 miles southeast of Globe, Arizona.
July 29 » The First Hague Convention is signed.
September 23 » The American Asiatic Squadron destroys a Filipino battery at the Battle of Olongapo.
Day of death March 21, 1901
The temperature on March 21, 1901 was between -1.1 °C and 5.9 °C and averaged 1.9 °C. There was 7.7 hours of sunshine (63%). Source: KNMI
February 15 » The association football club Alianza Lima is founded in Lima, Peru, under the name Sport Alianza.
May 9 » Australia opens its first national parliament in Melbourne.
August 10 » The U.S. Steel recognition strike by the Amalgamated Association of Iron and Steel Workers begins.
August 14 » The first claimed powered flight, by Gustave Whitehead in his Number 21.
September 17 » Second Boer War: Boers capture a squadron of the 17th Lancers at the Battle of Elands River.
November 18 » Britain and the United States sign the Hay–Pauncefote Treaty, which nullifies the Clayton–Bulwer Treaty and withdraws British objections to an American-controlled canal in Panama.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I155833.php : accessed February 17, 2026), "Adam de GROOT (1899-1901)".
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