The Siege of Akragas took place Process_start in 406 BC in Sicily ; the Carthaginian enterprise ultimately lasted a total of eight months .

The Carthaginian army under Hannibal Mago besieged Besieging the Dorian Greek city of Akragas in retaliation Revenge for the Greek raids on Punic colonies in Sicily .

This caused Causation first the Sicilian Greek detachment , then most of the population of Akragas to leave Departing the city , enabling Preventing_or_letting Himilco to capture Conquering and sack the city .