Big decisions lie ahead for Britain with a general election and the verdict on the Iraq war. Abroad, the situation in Ukraine and Islamic State continue to threaten global stability. And there are significant anniversaries to mark. Here our expert commentators review the prospects ahead The general election‘It is in this vacuum that a party like Ukip, a bunch mostly of amateurs playing at politics, is able to thrive’Julia LangdonBritish politics is in a state of flux. We have an unpopular Coalition Government, an unconvincing official Opposition, a part-time Parliament and a disillusioned electorate which currently rates politicians some degrees lower than journalists – and certainly less trustworthy than, say, bankers or second-hand car salesmen. Given this state of af