A selection of video reports covering the flashpoints in the Ukraine
'Nervous neutrality' in the small town of Mar'inka, 1 May 2014
Ukraine's Interior Minister Arsen Avakov says government forces have ousted pro-Russian militants from city hall in the south-eastern city of Mariupol.
Sarah Rainsford reports on the 'nervous neutrality' in the small town of Mar'inka, in eastern Ukraine
Rebels seize regional Ukraine HQ, 29 April 2014
Pro-Russian separatists has stormed the regional administration's headquarters in the eastern Ukrainian city of Luhansk.
The BBC's David Stern said it was the second building in the city to be taken over
Sloviansk resident 'feels oppressed', 26 April 2014
Natalia Antelava speaks to people in the town of Sloviansk, in eastern Ukraine, which is under full control of pro-Russian militants.
The BBC's Natalia Antelava reports from Sloviansk where she had a gun put to her head by militants
Pro-Russian eyes 'Brussels and Berlin', 28 April 2014
A large rally in support of Ukrainian unity in the eastern city of Donetsk has been broken up by armed pro-Russian activists, wielding clubs, iron bars and chains.
One pro-Russian in eastern Ukraine told the BBC's Steve Rosenberg: "Maybe we'll celebrate New Year... in Brussels or Berlin"
'Real fear there will be a clash', 26 April 2014
There is no sign of de-escalation in eastern Ukraine, according to the BBC's Natalia Antelava who has been in Donetsk and Slaviansk.
Natalia Antelava in Donetsk says she saw evidence that some armed men in Slaviansk were from Russia
Barricades burn after commando raid, 24 April 2014
According to the interior ministry, three checkpoints manned by illegal armed groups were destroyed.
Oleg Boldyrev reports from the scene of the operation near Sloviansk
Volunteers join Ukraine's border guard, 23 April 2014
Thousands of Ukrainian soldiers have been located on the border with Russia, joined by enthusiastic volunteer defenders.
The BBC visits Ukrainian soldiers on the border with Russia