The original rift between the Campbell’s and MacDonald’s.
>>In 1692, members of the Campbell clan turned on their MacDonald hosts, killing at least 38 men and sending women and children fleeing into the hills<<
https://www.smithsonianmag.com/smart-news/archaeologists-are-excavating-site-scottish-massacre-inspired-game-thrones-red-wedding-180972186/#uf9HhLjSVwhk3djU.99