‘Another destructive bombing campaign is no solution whatsoever,’ anti-war campaigners warn. ‘It risks intensifying and widening what is already a catastrophic war.’

As British Prime Minister David Cameron declared from Paris on Monday his desire to escalate the UK’s military campaign against the Islamic State (ISIS) in both Iraq and Syria, campaigners are looking to Jeremy Corbyn to see whether the Labour Party leader can temper the nation’s march to war.