They were Celts, I believe. :’) And Gaius had everything he needed to kick the living ka-ka out of the whole bunch.
16 posted on 12/14/2014 3:10:24 PM PST by SunkenCiv
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Sometimes great conquests are preceded by an earlier event which weakened the conquered people, like when the Byzantines defeated the Persians right before the Muslims overran Persia.
I'm thinking the Cimbri could have had some such effect on the Gauls.