Xhaka promises ‘fire’ from Sunderland on long-awaited return to Europe

Captain looking forward to intimidating atmosphere when Wearsiders host AZ, after 53 years away When Sunderland last played European football, club directors viewed it as a useful means of raising the cash necessary to fund floodlight upgrades at Roker Park necessitated by England’s widespread adoption of colour television.

Back in the autumn of 1973 a lighting system compatible with the demands of broadcasting in black and white was proving increasingly outdated and Sunderland responded by doubling admission prices for the second leg of their opening European Cup Winners’ Cup tie against Vasas of Budapest. Coming at a moment…