The Nation, Ontario
municipality in Eastern Ontario, Canada

The Nation (La Nation in French) is a municipality in Eastern Ontario, located within Canada's National Capital Region, in the United Counties of Prescott and Russell. The municipality was formed on January 1, 1998, through the amalgamation of the former townships of Caledonia, Cambridge, and South Plantagenet, as well as the Village of St. Isidore.
The municipality is crossed by the South Nation River after which the municipality was named.
Communities
The township comprises the communities of:
The township administrative offices are located north of Casselman on Route 500, with a satellite office in Fournier.
The ghost town of Lemieux, abandoned in the early 1990s, is also located within the municipality.
Demographics
In the 2021 Census of Population conducted by Statistics Canada, The Nation had a population of 13,350 living in 5,104 of its 5,259 total private dwellings, a change of 4.2% from its 2016 population of 12,808. With a land area of 658.93 km2 (254.41 sq mi), it had a population density of 20.3/km2 (52.5/sq mi) in 2021.
The Nation also contains one of the larger concentrations of Francophones in Ontario. According to the 2021 Canadian Census, 64.2% of the population use French as their first language, while 34.3% use English as their first language.
Begin with the source’s own compact description: “The Nation, Ontario” is municipality in Eastern Ontario, Canada. The dossier treats that line as a proposition to test through Nation, Ontario and municipality, not as a finished interpretation.
Why this record matters
The phrase “municipality in Eastern Ontario, Canada” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated May 1, 2026. The linked authority identifier is Q1932971. Authority coordinates are 45.350, -75.033. 2 of 2 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1998, 2021 and 2016.
A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
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The closest primary source, responsible institution and strongest cited specialist reference.
Three-step research path
- Establish the record: confirm the title “The Nation, Ontario”, its source revision and the description used here.
- Expand the search: follow The Nation, Ontario primary sources, The Nation, Ontario archive and Nation research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
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This entry incorporates text from “The Nation, Ontario” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.