Zaian War: Berber tribesmen inflict the heaviest defeat of French forces in Morocco at the Battle of El Herri.

The Zaian War was fought between France and the Zaian Confederation of Berber tribes in Morocco between 1914 and 1921 during the French conquest of Morocco. Morocco had become a French protectorate in 1912, and Resident-General Louis-Hubert Lyautey sought to extend French influence eastwards…