February 20 » The Postal Service Act, establishing the United States Post Office Department, is signed by United States President George Washington.
May 21 » A lava dome collapses on Mount Unzen, near the city of Shimbara on the Japanese island of Kyūshū, creating a deadly tsunami that kills nearly 15,000 people.
June 4 » Captain George Vancouver claims Puget Sound for the Kingdom of Great Britain.
September 11 » The Hope Diamond is stolen along with other French crown jewels when six men break into the house where they are stored.
September 22 » Primidi Vendémiaire of year one of the French Republican Calendar as the French First Republic comes into being.
October 13 » In Washington, D.C., the cornerstone of the United States Executive Mansion (known as the White House since 1818) is laid.
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/I82081.php : accessed February 15, 2026), "Willem Slootweg".
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