New Zealand would be a diminutive well-meaning gentleman, but one who would not take shite from anyone acting unreasonably.
Europe would be a bunch of colourful usually civilised characters, brawling every now and then amongst themselves but not making too much mischief.
Canada would be a charmingly polite and optimistic person who'll give anyone a fair go but wishes it didn't have such an obnoxious rowdy drunken neighbour, but if the neighbour goes too far...
USA would be said obnoxious rowdy drunken neighbour, bullying anyone and everyone who didn't think the way they did.
Australia and UK would be poking their faces out from behind USA doing the Thug Two: "yeah!" thing.

Politics people. Just talking politics. Why, some of my best friends are...