How long did the Huns attack Gaul in 451 ad?

The Huns, led by Attila, launched their invasion of Gaul in 451 AD. The campaign lasted several months, culminating in the Battle of the Catalaunian Plains in June of that year, where Attila faced a coalition of Roman and Visigothic forces. Despite initial successes, the Huns were ultimately repelled, marking the end of their major offensive in Gaul.