Some French scholars believe the name may have come from 'Portus Gallus', the port of the Gauls or Celts.
The pre-Celtic people, Celts, Carthaginians and Romans were followed by the invasions of the Visigoths and Suebi Germanic peoples.
The mainstream explanation for the name is that it is an ethnonym derived from the Castro people, also known as the Callaeci, Gallaeci or Gallaecia, a people who occupied the north-west of the Iberian Peninsula.
The names Callaici and Cale are the origin of today's Gaia, Galicia.
Transcending cultural differences and customs is just a small step to achieve that.
is a country located mostly on the Iberian Peninsula in southwestern Europe.