I wouldn't call it right, in the US example, I would call that "nationalism". And as we all know, nationalism taken to its extreme, always ends in tears.
I would argue though, that the UK example is closer to what you can call "right".
Complaining about the situatoin is silly, and if the UK would only adopt a right stance towards financial questions, after a few years of booming economy, the EU will beg the UK to negotiate.
The "right" took them out of the EU, but after that