Earlier quoted context omitted.
> vary wildly between countries Not really, name a European country where I won't be jailed for having even an ounce of cocaine? Portugal is as close as it gets to sensible drug policy, and they've only decriminalized (as opposed to legalized) small personal-use amounts. The only drugs that should be regulated are antibiotics :)
An ounce is quite a lot but there are several places in Europe where a small quantity of unidentified white powder on you will not cause consequences unless you're a suspected dealer or something. And you won't get searched in the first place unless you're being taken into custody (for some other offense) or suspected for being a danger to others or yourself. E.g. Berlin is very tolerant. So is Portugal. Helsinki wou…
Its laws are more or less identical to New York State's - decriminalized possession of small amounts of marijuana, everything else is extremely illegal - just with shorter prison sentences and perhaps slightly looser enforcement.