Celts in Transylvania southeastern Transylvania, the Banat and Oltenia regions of modern Romania but excluded the rest of Dacia. The presence of Celts here is mainly illustrated by the composition of both the legions and cohorts. Legio XIII Gemina came from the Celtic zone of Vindabona and contained some Celtic elements. Troops from Roman Celtic and Germanic provinces were the most numerous of the auxiliary troops. (See also List of Roman auxiliary regiments) The several cohorts and alae Gallorum attested in diplomas and inscriptions reveal the large number of Gauls who were recruited by Romans, some of whom were moved to Transylvania (i.e.
Celts in Transylvania found in Mediaș, Moreşti, (Mureş County) and Ciumeşti. Expansion of Celtic groups in the area may be related to their invasion of the Balkans around 335 BC, when a massive colonization of the Tisa plain and the Transylvanian Plateau occurred following the death of Lysimachus. However, the eastward movement of the Celts into Transylvania used a different route from the one taken by the hordes that attacked the Balkans. Celts did not occupy all intra-Carpathian areas of Transylvania, stopping short of the Maramureş Depression for instance, where excavations have uncovered Dacian fortifications from the 4th and 3rd centuries BC. As