This law might explain why a Russian lawyer wanted to meet with Trump - The Washington Post

Russian lawyer Natalia Veselnitskaya Moscow, Russia November 8

Of all the hoopla about the Russian lawyer Ms Veselnitskaya -- was she or wasn't she a rep of the Russian government -- this article by Ann Applebaum gives a new and interesting perspective.
There's a bunch of oligarchs in Russia that are really, really pissed off with the Obama sanctions.