• Libya on the brink as protests hit Tripoli

  
  Muammar Gaddafi's son warns of civil war in state television address as regime tries to halt uprising
  • Libya protests - as they happened
  • Unrest in Iran, Algeria, Yemen, Morocco and China
  • Analysis: 'For Muammar Gaddafi it's kill or be killed'
  • David Hirst: Arab revolution is far from over
  • Gunshots, screams and talk of revolution
  • John Kampfner: UK happy to oblige with tear gas
  • Interactive: Twitter network of protests
  • Editorial: The Middle East - people, power, politics