He has specifically criticised some of Mr Berezovsky's dealings in a way that would have seemed inconceivable in past years, when the tycoon seemed to have a base at the heart of the Kremlin.
Back in the 16th Century, the point where the St Lawrence River tightens became a base for a rogue collection of hard-bitten survivalists, who spent months venturing deep into the heart of Innu territory to the trading posts at Lac St-Jean.