London and Montréal: what lessons can Quebec teach post-Brexit Britain?

This is the tale of two cities: each is global, diverse and has a thriving economy but is part of a nation that faces a grave constitutional dilemma. A week after the UK’s decision to leave the EU, we compare the state of London to that of Montréal 30 years ago. We head to Canada to see what lessons the UK can learn from Quebec’s sovereignty movement.