| Battle of Avay | |||||||
|---|---|---|---|---|---|---|---|
| Part of the Paraguayan War | |||||||
 Battle of Avay by Pedro Américo | |||||||
| |||||||
| Belligerents | |||||||
 Empire of Brazil |
 Paraguay | ||||||
| Commanders and leaders | |||||||
|
Marquess of Caxias |
Bernardino Caballero | ||||||
| Strength | |||||||
| 18,963 and 26 guns[1]: 93 | 5,000 and 18 guns[1]: 93 | ||||||
| Casualties and losses | |||||||
|
1,663:[1]: 94 297 killed 1,366 wounded |
3,600:[1]: 94 3,000 killed 600 wounded | ||||||
The Battle of Avay of 11 December 1868 was one of the last major combat engagements of the Paraguayan War, fought near the Avay stream in Paraguayan territory between the forces the Triple Alliance and the Paraguayan Army.