Andy Burnham has defended his Government’s ban on trade with illegal Israeli settlements in the West Bank, telling MPs that Britain “must stand for something”.The ban, announced by Foreign Secretary Ed Miliband on Tuesday, has triggered a diplomatic row with Israel and drawn criticism from opposition figures at home.But appearing at the weekly Prime Minister’s Questions in the Commons on Wednesday, Mr Burnham said the UK was showing “leadership on the world stage”.Criticising politicians from both main parties who had talked “for decades” about the importance of a two-state solution, the Prime Minister said their comments would remain “only words”...