To start with, the fact that those other nation's drug laws in many cases were directly influenced into being by the United States. More importantly, the money

To start with, the fact that those other nation's drug laws in many cases were directly influenced into being by the United States. More importantly, the money for resources for enforcing those laws often comes from specifically earmarked U.S. funds. To put it another way, how many other countries in the world have active agents in the field in multiple other countries to interdict and disrupt drug supply chains?