If 2017 was the year of the ICO, it seems as if 2018 is destined to become the year of regulatory reckoning. Things have already begun to heat up as countries around the world grapple with cryptocurrencies and try to determine how they are going to treat them. Some are welcoming, others are cautious. And some countries are downright antagonistic. Here is a brief overview of how 15 countries/unions from various regions are treating cryptocurrency regulations.