Nyora kupfuurira kweiyi ndima - Muzana ramakore rekutanga BC, dzinza reSequani (iyo "Gaulish yeGauls" maererano nemunyori wenhoroondo Henri Martin), iyo yaive yakatenderedza Besançon, yakagara muSundgau. Kubva muna 70 BC, vakarwa hondo isingaperi nevavakidzani vavo, vaAedui, vachidana varwi vechiGerman, vaitungamirirwa naAriovistus. Apo kurwisana kwakapera, vaGermany vakagara munharaunda yacho, uye vaSequani, kuti vavabvise vakakumbira vaRoma. Julius Caesar akakunda Ariovistus muna 58 BC pedyo neCernay, uye kutonga kwenguva refu nevaRoma kwakatanga. Ikoku kwakaguma kamwe kamwe muna 405, apo vaAlamania vakayambuka Rhine ndokutora Sundgau. Ivowo, vakateverwa nevaFrank pashure pokukunda kwavo paHondo yeTolbiac
muna 496. Sundgau yakabatanidzwa muumambo hweAustrasia uye chiKristu chakatangwa pasi peMerovingians.