Quote Originally Posted by artificer View Post

The OP wouldn't consider dressing like a traditional Cossack right? because it would be a costume (and presumably he isn't Cossack either ) If he isn't Scots, he shouldn't dress as a Scot at a UN event.
These days Cossack or other Ukraine folk dress is rarely worn, it has become a quaint "costume" mostly for shows or ethnic events, etc.
So you're right if you view current Highlandwear the same way....