Battle of Castillejos
Part of the Hispano-Moroccan War
The Battle of Castillejos, from Illustrated Battles of the Nineteenth Century, 1895.
Date 1 January 1860 Location Castillejos, Morocco Result Spanish victory
Belligerents
Spain	Morocco
Commanders and leaders
Leopoldo O'Donnell Juan Prim	Mawlay Abbas
Strength
10,000	20,000
Casualties and losses
600	2,000

The Battle of Castillejos was fought on New Year's Day, 1860, between the Spanish Army of Africa under Leopoldo O'Donnell and the Moroccan Army under Mawlay Abbas in Fnideq (Castillejos) as the Spanish army attempted to capture the cities of Tétouan and Tangier. The Spanish were victorious.

• Cervantes Virtual, Diario de un testigo de la guerra de África (1860) por Pedro Antonio de Alarcón, que actuó como precursor de lo que hoy llamamos corresponsal de guerra y describe con realismo la batalla de Los Castillejos.
• Guillermo G. Calleja Leal https://web.archive.org/web/20080410063717/http://www.ejercito.mde.es/ihycm/revista/90/4calleja.htm
• César Alcalá, La campaña de Marruecos, 1859–1860.