The simple truth is Scots Irish culture descends from the Border Reivers of the 13-16th Century "debatable lands"
cont
Its watchwords are "might is right" and "no surrender". Peace is anathema to them - you do not come to an accommodation with your enemies...
To achieve their ends, they will reach for any tool that comes to hand: the ballot box (ballot-stuffing) or the rifle; the law - if it is on their side - or the lynch-rope.
They don't do compromise: only complete victory or death. It worked for them in the siege of Derry, but didn't turn out too well at the Alamo fort. ...
Also padding along the corridors of children's homes and suchlike. Happy days.