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Arbuthnot and Ambrister Incident

When: 29 April 1818
Where: Spanish Florida
Part of: Battle of Miccosukee during the First Seminole War

The campaign culminated in the execution of British agent Ambrister in April 1818, causing diplomatic tensions.

Jackson's expedition culminated in April 1818 with the Arbuthnot and Ambrister incident. Ambrister was executed by a firing squad of American troops on 29 April 1818. Lord Castlereagh chose not to let the incident interfere with Anglo-American relations.

Sources

Seminole Wars Wikipedia, revision of 2026-09-18

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.