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← Canadian History Atlas

Webster–Ashburton northeastern boundary settlement

1842 · Dating precision: year

The Webster–Ashburton Treaty partially settled the northeastern boundary while the Oregon question remained unresolved.

Not publication-ready.

Historical place
Northeastern British North America–United States frontier
Present-day context
Northeastern British North America–United States frontier — navigation aid, not historical jurisdiction
Peoples named in this record
British, Americans, Local communities
Review state
source supported draft — source-supported draft is not independent verification
Catalogue updated
2026-10-11
French text
Translation pending; English research text shown.

Map context

No territorial polygon or coordinate is asserted in v1. Modern location labels are orientation aids, not historical boundaries.

No dated political snapshot is available for this event. No historical boundary is inferred.

Source evidence