Yeffeɣ-d deg useggas n 1982, yerza tantala taqbaylit n temnaḍt n At Mengellat, yuddes s talɣa n yiẓuran, awalen i d-yettusegzan d isuddimen d-yefrurin seg yiẓuran yemgaraden. Ihi awalen n unekcum s teqbaylit, ma d asegzi s tefransist. Yefka-d tabadut i ugar n 11000 n wawalen d-yefrurin seg 6000 n yiẓuran .