The price of food is at the heart of this wave of revolutions

Revolution is breaking out all over. As Gaddafi marshals his thugs and mercenaries for a last-ditch fight in Tripoli, several died as protests grew more serious in Iraq. Saudi Arabia's King Abdullah tried to bribe his people into docility by splashing out $35bn on housing, social services and education. Across the water in Bahrain the release of political prisoners failed to staunch the uprising