"Personne ne savait pourquoi elles se battaient."

Translation: No one knew why they were fighting.

[FredMalakoff]

nobody knows why they used to fight <<. Marked incorrect. What would the french equivalent be of my incorrect answer ??

[ShubhamSurf]

That would be, "Personne ne sait pourquoi ils se battaient", which is actually the present tense.

[ShubhamSurf]

Même pas les personnes qui se battaient? Je sais que c'est pas drôle.