Ever get the feeling someone is watching you? If you’ve been to an environmental protest recently, you might be right. Private intelligence firms, the RCMP and even Canada’s spies have all been caught collecting information on everyday Canadians speaking out against the oil industry.

When Jean Charest was a paid agent of an energy company he had a secret meeting with the government pipeline regulator, who then lied about it.

Thomas Mulcair shocked politicos recently by sharpening the NDP’s stance on a tender political issue, telling a Quebec-based news magazine in clear,...