Ukrainian police and the country's opposition has clashed in front of the Ukrainian parliament where a controversial agreement on Russia's naval base is due to be ratified on Tuesday, Ukrainian Ukrainskaya Pravda said.
The protesters tried to get through into the parliamentary building, however, their attempts were suppressed by police.
The protesters are led by a former Ukrainian president Viktor Yushchenko's secretary, Vera Ulyanchenko.
KIEV, April 27 (RIA Novosti)
