Event record · naval
Plattsburgh, New York · Lake Champlain
Battle of Lake Champlain
11 September 1814
Macdonough defeats the British squadron, making Prévost's invasion unsustainable.
Participants
- Thomas Macdonough's squadron
- George Downie's squadron
- Alexander Macomb's defenders
- George Prévost's army
Outcome
The British squadron surrendered and the land invasion withdrew.
Why it matters
The naval result made a much larger army's supply position untenable and strengthened American negotiators.
Location evidence
44.690, -73.450 · site precision
Coordinates locate the named site, city, or broad region; they do not reconstruct unit movements.
Where it sits in the story
This record belongs to a connected military, political, and human sequence. The chapter supplies causes, consequences, competing perspectives, and the limits of the surviving evidence.
Follow the evidence
Evidence behind this event
- Battle of Lake ChamplainNational Park Service · battle study
Macdonough's victory and Prévost's withdrawal.