Celtic tribes ' probably from eastern Europe ' came looking for greener pastures in the areas that are now Franche-Comt??, Alsace, and Bur?­gundy.
German tribes showed up.
mnli hypothesis: German tribes showed up. premise: Celtic tribes ' probably from eastern Europe ' came looking for greener pastures in the areas that are now Franche-Comt??, Alsace, and Bur?­gundy.