Donald Trump’s tariff threats and insistence that Canada become the 51st state have put the issue of national sovereignty firmly on the agenda. It seems obvious that one of the clearest routes to protect Canada now and in the future is to reduce our economic dependence on the United States. One idea that’s been floated is a plan to build an oil pipeline from Alberta to Atlantic Canada. We speak with Hadrian Mertins-Kirkwood, senior researcher at the Canadian Centre for Policy Alternatives, who says what Canada needs is an east-west electricity grid.