Negotiators in Ukrainian peace talks agreed early Saturday to create a buffer zone to separate government troops and pro-Russian militants and withdraw heavy weapons and foreign fighters in order to ensure a stable truce in eastern Ukraine.
Shelling in rebel-held parts of east Ukraine killed at least 12 civilians on Wednesday, as a top leader of pro-Russian rebels rejected Ukrainian legislation meant to end the unrest by granting self-rule to large swaths of the east.
Ukraine moved to resolve months of crisis Tuesday by strengthening ties to Europe and loosening some controls over the country's rebellious eastern regions where it has been fighting Russian-backed separatists.
Shelling killed six people and wounded 15 others in the rebel stronghold of Donetsk, the city council said Monday -- the worst reported violence since a cease-fire between Russian-backed rebels and Ukrainian troops took effect on Sept. 5.
The conflict-wracked eastern Ukraine city of Luhansk, much of which has been without water and electricity for more than a month, had a rare day of jubilation Sunday as rebel fighters paraded military vehicles victoriously through city streets.
A convoy of more than 200 white trucks crossed the Russian border to deliver humanitarian aid to a battered Ukrainian city on Saturday, a move made without Kyiv's consent yet met with silence by Ukraine's top leaders.
In the dead of night, Ukrainian troops and Russian-backed rebel forces on Friday exchanged 67 prisoners who had been captured during fighting in eastern Ukraine, part of a ceasefire deal that has struggled to succeed.