The south-west corner, Galloway, was called Pictish, and was peopled by Gaelic-speaking tribes.
In the course of time and events the dynasty of the Argyll Scoti from Ireland gave its name to Scotland, while the English element gave its language to the Lowlands; it was adopted by the Celtic kings of the whole country and became dominant, while the Celtic speech withdrew into the hills of the north and northwest.
The nation was thus evolved out of alien and hostile elements, Irish, Pictish, Gaelic, Cymric, English, and on the northern and western shores, Scandinavian..