Sikorski: Putin must follow international law on Crimea

Polish Foreign Minister Radoslaw Sikorski talks about the fear of Russia invading Ukraine and draws a parallel with events leading up to World War Two when Nazi Germany invaded other countries.

He told HARDtalk's Shaun Ley that only Russia's President Putin could ensure a peaceful end to the crisis.

Watch more clips at HARDtalk's website

You can see the full interview on BBC World News at 16:30 and 21:30 GMT on Tuesday 11 March and on the BBC News Channel on Wednesday 12 March at 00:30 GMT.