The number of people killed in eastern Ukraine since last April has now topped 6,000, despite successive ceasefires, a UN spokesman said Monday.
Former Ukrainian Prime Minister Yulia Tymoshenko left the out-of-prison health center in eastern Ukraine on Saturday evening after about two and a half years behind the bars, opposition leader Arseny Yatsenyuk said.
Ukrainian Parliament passed a resolution on Saturday to dismiss President Viktor Yanukovych from his post, declaring him constitutionally unable to carry out his duties.
Alexandr Turchinov, an ally of jailed former prime minister Yulia Tymoshenko, was elected Ukraine's new parliament speaker on Saturday after his predecessor Volodymyr Rybak resigned due to health reasons.
Parliament in Ukraine elected opposition lawmaker Arsen Avakov as interior minister on Saturday until the formation of a new coalition government.
Ukraine's opposition is to seek parliamentary support on Saturday for a resolution calling on President Viktor Yanukovich to resign, an opposition spokeswoman said.
Ukrainian President Viktor Yanukovych on Friday announced an early presidential election as one of a package of measures aimed at ending the country's political crisis.
Ukrainian President Viktor Yanukovich said on Friday a deal to resolve his country's political crisis had been reached with pro-European opposition leaders after the worst violence since Soviet times, but France urged caution.
The US government stepped up pressure on Ukrainian President Viktor Yanukovych on Thursday amid the newly-erupted violence in Kiev, warning of sanctions.
There's no end in sight for Ukraine's months-long political crisis as dozens were killed and more than 600 injured in Kiev in the latest clashes between protestors and government forces that started on Tuesday.
The renewed clashes between the anti-government protesters and police officers erupted in Kiev on Thursday morning despite efforts between the president and the opposition leaders to stop violence and end the three-day standoff.
Western powers threatened sanctions on Wednesday over the death of 26 people in the worst violence since Ukraine's independence from the Soviet Union.
Ukrainian President Viktor Yanukovich said he had reached agreement with opposition leaders on a "truce" to halt fighting that has killed 26 people.