Ukraine's President Petro Poroshenko has described as a "stab in the back" a violent nationalist demonstration against legislation that grants more autonomy to pro-Russian separatists in eastern Ukraine.
Russia's War Against Ukraine
Voice of America: Poroshenko said violent Kyiv protest ‘stab in the back’
Smoke rises near the parliament building in Kiev as activists of radical Ukrainian parties, including the Ukrainian nationalist party Svoboda (Freedom), clash with police officers on August 31, 2015.
