February 14 » British forces begin the Battle of the Tugela Heights in an effort to lift the Siege of Ladysmith.
April 30 » Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
September 13 » Filipino insurgents defeat a small American column in the Battle of Pulang Lupa, during the Philippine–American War.
Day of death April 21, 1990
The temperature on April 21, 1990 was between 7.1 °C and 18.2 °C and averaged 12.9 °C. There was -0.1 mm of rain. There was 9.3 hours of sunshine (65%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
March 1 » Steve Jackson Games is raided by the United States Secret Service, prompting the later formation of the Electronic Frontier Foundation.
March 4 » American basketball player Hank Gathers dies after collapsing during the semifinals of a West Coast Conference Tournament game.
April 7 » Iran–Contra affair: John Poindexter is found guilty of five charges for his part in the scandal (the conviction is later reversed on appeal).
August 6 » Gulf War: The United Nations Security Council orders a global trade embargo against Iraq in response to Iraq's invasion of Kuwait.
August 10 » The Magellan space probe reaches Venus.
August 23 » West and East Germany announce that they will reunite on October 3.
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/I166834.php : accessed October 23, 2026), "Willem Hiemstra (1900-1990)".
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