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1864 in Portugal 
Summary
Events in the year 1864 in Portugal.
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| See also: | List of years in Portugal | ||||
Incumbents edit
Events edit
- 11 September - Legislative election.[1][2]
- 29 September – Signing of the Treaty of Lisbon, on boundaries between Spain and Portugal
- Banco Nacional Ultramarino established
Arts and entertainment edit
Births edit
- 6 June – Alfredo de Sá Cardoso, military officer and politician (died 1950)
- 11 August – Duarte Leite, historian, mathematician, journalist, diplomat and politician (died 1950)