never conquered by Romans, [4], [12];

did not have mastery of sea in Norse times, [12];

Christian missions and Columban church, [12];

viking invasion, [13];

Pictish language superseded by Gaelic, [14], [19];

never dispossessed of upper parts of valleys throughout Norse occupation, [16];

conquered by Scots, [17];

language, "P" Celtic, [19];

Picts of Athole, Moray, Ross and Cat, [38] ;

Pictish church and Pictish province of Ross and Moray resisted Scottish civilisation, [75], [76];