Crimea crisis

  1. Video content

    Video caption: Ukraine boats returned by Russia 'missing weapons'

    Ukraine's president accuses Moscow of stripping the vessels of "weaponry and equipment".

  2. Video content

    Video caption: Leather-clad Vladimir Putin visits bikers' festival in Crimea

    Ukraine has been angered after the Russian leader visited a bikers' festival on the annexed peninsula.

  3. Video content

    Video caption: Finding elite Russian troops during Crimean annexation

    How the BBC discovered elite Russian troops were involved in the annexation of Crimea.