re bourg ▁and ▁Str as bourg ; ▁He ering en ▁object ed ▁because ▁the ▁French ▁had ▁not ▁been ▁decis ively ▁defeated ▁but ▁most ▁of ▁the ▁ 7 th ▁Army ▁was ▁moved ▁north . ▁The ▁Army ▁of ▁Als ace ▁began ▁the ▁new ▁off ensive ▁against ▁four ▁ ▁brig ades . ▁ ▁The ▁ ▁fought ▁a ▁delay ing ▁action ▁as ▁the ▁French ▁advanced ▁from ▁B elf ort ▁with ▁two ▁divisions ▁on ▁the ▁right ▁passing ▁through ▁D ann em arie ▁at ▁the ▁head ▁of ▁the ▁valley ▁of ▁the ▁Ill ▁river . ▁On ▁the ▁left ▁fl ank , ▁two ▁divisions ▁advanced ▁with ▁Ch asse ur ▁batt al ions , ▁which ▁had ▁moved ▁into ▁the ▁Fe cht ▁valley ▁on ▁ 1 2 ▁August . ▁On ▁the ▁evening ▁of ▁ 1 4 ▁August , ▁Th ann ▁was ▁captured . ▁The ▁most ▁advanced ▁troops ▁had ▁passed ▁beyond ▁the ▁sub ur bs ▁of ▁C ern ay ▁and ▁D ann em arie ▁on ▁the ▁western ▁out sk ir ts ▁of ▁the ▁city ▁by ▁ 1 6 ▁August . ▁On ▁ 1 8 ▁August , ▁VII ▁Corps ▁attacked ▁Mul house ▁and ▁captured ▁Alt kir ch ▁on ▁the ▁south - e astern ▁fl ank ▁as ▁the ▁northern ▁fl ank ▁advanced ▁towards ▁Col mar ▁and ▁Ne uf - B ris ach . ▁ ▁The ▁Germ ans ▁were ▁forced ▁back ▁from ▁high ▁ground ▁west ▁of ▁Mul house ▁on ▁both ▁banks ▁of ▁the ▁Dol ler ▁and ▁into ▁the ▁Mul house ▁sub ur bs , ▁where ▁a ▁house - to - house ▁battle ▁took ▁place . ▁The ▁streets