Andy Burnham was for years a staunch opponent of Brexit and a vocal supporter of rejoining the European Union. When he became Britain’s new prime minister in July, this seemed to augur well for UK-EU relations – but instead, Brussels is looking past its neighbour and cosying up to Canada. European Commission president Ursula von der Leyen on Wednesday proposed Canada could become the first associate member of the EU, creating a tailor-made title in a bid for the trading bloc to expand its...