As it happened: Ukraine ceasefire agreed

Key Points

  • Ukraine's government and pro-Russia separatist rebels agree a ceasefire in the east of the country
  • Earlier, heavy fighting raged near the strategic Ukrainian city of Mariupol on the Azov Sea
  • Nato leaders meeting in Wales agree to set up a new "spearhead" military force able to deploy in days
  • The EU and US are preparing new sanctions against Russia over its role in the Ukraine crisis. All times BST