Ukraine: Putin formalises takeover of Crimea
21 March 2014 Last updated at 22:29 GMT
President Vladimir Putin has signed a law formalising Russia's takeover of Crimea from Ukraine, despite fresh sanctions from the EU and the US.
The European Union's latest measures target 12 people involved in Russia's annexation of the peninsula.
Earlier on Friday Ukraine and the EU signed an accord forging closer political ties.
Gavin Hewitt reports.