Rubuta ci gaba don wannan sakin layi - Birnin ya bunƙasa ta hanyar yin aiki a matsayin hanyar haɗi tsakanin ciki na Gaul, yunwa ga kayan Roman da ruwan inabi (wanda Massalia ke fitarwa a hankali ta 500 BC), da kuma bukatar Romawa na sababbin kayayyaki da bayi. A lokacin yaƙe-yaƙe na Punic, Hannibal ya ƙetare Alps
arewacin birnin. A cikin 123 BC, Massalia ya fuskanci mamayewar Allobroges da Arverni a ƙarƙashin Bituitus; ya shiga cikin kawance da Rome, yana karɓar kariya daga rundunar sojojin Rome a ƙarƙashin Q. Fabius Maximus da Gn. Domitius Ahenobarbus ya kayar da Gauls a Vindalium a 121 BC<unk> a musayar ba da wani yanki na ƙasa ta hanyar yankinsa wanda aka yi amfani da shi don gina "Via Domitia", hanyar zuwa Spain. Don haka garin ya ci gaba da samun 'yancin kai na ɗan lokaci kaɗan, kodayake Romawa sun tsara lardin su na Transalpine Gaul a kusa da shi kuma sun gina mallaka a Narbo Martius (Narbonne) a cikin 118 BC wanda daga baya ya yi gasa da tattalin arziki tare da Massalia.