Italians in the legions

[Gaius Colletti]

Just to addd to what has already been said, there were no "non-Romans" in the legions. Everybody was at least from Italian/Roman stock (all Italians got Roman citizenship after the Social Wars in the first part of the First Century BC. Those who weren't Italian by blood were at least peregrini (other people in the Empire) who received citizenship through other means, serving in the Auxiliaries being the most obvious