1840 in Portugal
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| See also: | List of years in Portugal | ||||
Events in the year 1840 in Portugal.
Incumbents
Births
- 8 July – Manuel de Arriaga, lawyer and politician (died 1917)
Deaths

- 7 September — Luís do Rego Barreto, military and colonial administrator (b. 1777).[1]
References
- ^ "Luís do Rego Barreto". arqnet.pt (in Portuguese). Retrieved 5 July 2018.
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