Ukraine ceasefire on brink of collapse

Moscow pledges ‘adequate’ response as EU extends sanctions

Pro-Russian rebels pounded encircled Ukrainian government forces and Kiev said it would not pull back heavy guns while a truce was being violated, leaving a European-brokered peace deal on the verge of collapse after it only just took effect.

The EU announced a new list of Ukrainian separatists and Russians targeted with sanctions, to which Moscow promised an “adequate” response.