Playing Both Sides Against the Middle

“We’ve all heard the complaints from Hillary Clinton camp that Trump was backed by the Russians, and if that’s true Putin has been playing a double game because Putin’s Anti-Globalist Movement is supporting some of the leading militants in the United States who are organizing the anti-Trump protests,” Loudon said.  [More]

Of course. It's called "self-interest."

Which is a good reason to have a strong negotiator able to offer carrots and sticks based on that which can be verified.