Place · city
Tortona
Tortona is a town on the Scrivia in Piedmont, north-western Italy, the Roman Dertona. Frederick Barbarossa destroyed it in 1155 after a siege. For centuries it belonged to the Duchy of Milan, and after the War of the Polish Succession it passed with Novara to the house of Savoy in 1738.

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- APA
- The Epoch Institute. (2026). Tortona. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/tortona
- MLA
- “Tortona.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/tortona. Accessed .
- Chicago
- The Epoch Institute. “Tortona.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/tortona.
- Harvard
- The Epoch Institute (2026) ‘Tortona’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/tortona (Accessed: ).
Last reviewed October 2026Random entry ↻