| Conflict: | Battle of Torres Causana |
| Partof: | Ecuadorian-Peruvian territorial dispute |
| Date: | July 28, 1904 |
| Place: | Napo River |
| Result: | Peruvian victory
|
| Combatant1: |  Peru |
| Combatant2: |  Ecuador |
| Commander1: | Juan Chávez Valdivia Óscar Mavila Ruiz |
| Commander2: | Vicente M. Bravo Lauro G. Becerra Carlos A. Rivadeneyra |
| Strength1: | 42 men |
| Strength2: | 64 men |
| Casualties1: | 2 killed |
| Casualties2: | 28 killed 2 captured[1] |
The Battle of Torres Causana or Battle of Solano was an armed clash fought on July 28, 1904, between troops from Peru and Ecuador at the intersection of the Napo River and the Aguarico River.
After the Angoteros attack occurred the previous year, the Ecuadorian government reinforced its military garrison on the Aguarico River, and later, the head of the Ecuadorian detachment, notified the now Major Chávez Valdivia to vacate Port Bolognesi or Torres Causana "because it is Ecuadorian territory". As a consequence of the Ecuadorian attack; which was rejected after two hours of combat.