Both India and South Africa have in the past few years past new laws to deal with those who are laundering money....NO need for a law if it wasn’t a problem.
DOn’t now how much we can post so just have links.
Nigerian GOvernment officials charged in Money laundering in London
What is our government ties currently with Nigeria?
More details on the Mexican drug moneylaundering from London viewpoint
http://www.guardian.co.uk/world/2011/apr/03/us-bank-mexico-drug-gangs