Ukrainian police officers detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol on March 6, 2014. (Photo by Alexander Nemenov/AFP Photo)

Topless activists from the Ukrainian feminist group Femen hold an anti-war protest near the Crimean parliament building in Simferopol. (Photo by David Mdzinarishvili/Reuters)

A Ukrainian police officer (L) and pro-Russian volunteers detain a topless activist of the Ukrainian women movement Femen, protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol. (Photo by Alexander Nemenov/AFP Photo)

European Union leaders were set to warn but not sanction Russia over its military intervention in Ukraine after Moscow rebuffed Western diplomatic efforts to persuade it to pull forces in Crimea back to their bases. (Photo by David Mdzinarishvili/Reuters)

Members of Crimean self-defence units and Interior Ministry members block a topless activist from the Ukrainian feminist group Femen, who is taking part in an anti-war protest, near the Crimean parliament building in Simferopol, March 6, 2014. European Union leaders were set to warn but not sanction Russia on Thursday over its military intervention in Ukraine after Moscow rebuffed Western diplomatic efforts to persuade it to pull forces in Crimea back to their bases. (Photo by David Mdzinarishvili/Reuters)

An activist of the Ukrainian women movement Femen tries to take the microphone away while protesting against the war in front of Cremea's parliament during a pro-Russian rally in Simferopol. (Photo by Alexander Nemenov/AFP Photo)

Crimeans will be asked if the republic should stay a part of Ukraine or join Russia, although a government minister in Kiev has said joining Russia would be unconstitutional. (Photo by David Mdzinarishvili/Reuters)

Pro-Russian protesters try to stop members of the feminist group Femen protest against Putin's policy concerning Ukraine during a pro-Russian rally near the Crimea's parliment in Simferopol. (Photo by Maxim Shipenkov/EPA)

Police and Cossacks detain a Femen women's rights activist, on the ground right, during protest against the situation in the Crimea in front of regional Crimean parliament building in Simferopol. (Photo by Sergei Grits/AP Photo)

Lawmakers in Crimea called a referendum on whether to break away from Ukraine and join Russia instead, voting unanimously to declare their preference for doing so. (Photo by Sergei Grits/AP Photo)

Femen released a statement on their website saying their members had been “severely beaten” by “pro-Russian activists” and arrested. Video footage has also emerged showing the women being carried away by security guards before being put into a police van. (Photo by Maxim Shipenkov/EPA)

Femen women's rights activists protest against the war in front of parliament building in Simferopol, Ukraine. Lawmakers in Crimea called a March 16 referendum on whether to break away from Ukraine and join Russia instead, voting unanimously Thursday to declare their preference for doing so. (Photo by Sergei Grits/Associated Press)

Members of Crimean self-defense units and Interior Ministry members detain a topless activist from Ukrainian feminist group Femen taking part in an anti-war protest near the Crimean parliament building in Simferopol March 6, 2014. (Photo by David Mdzinarishvili/Reuters)

Members of Crimean self-defence units block a topless activist from the Ukrainian feminist group Femen, who is taking part in an anti-war protest near the Crimean parliament building in Simferopol, March 6, 2014. (Photo by David Mdzinarishvili/Reuters)