[AnimalMuppet]

> Nations that encompass multiple ethno-cultural groups tend to be somewhat unstable

The US has been remarkably stable for a nation that encompasses multiple ethno-cultural groups. It may not continue to be so, but historically it has been a counterexample.

[aefaegaeg]

what do you think counterexample means? if i say most days it is sunny, is a rainy day a counterexample? please learn how words in sequence work.