Sanctions curbing arms sales to Russia and cutting off financing to some of the countries banks were formally adopted by the European Union today.
Officials said the sanctions aim to inflict maximum pain on Russia and minimum pain on the 28 member states of the EU, but Russia denounced the sanctions as "destructive and short sighted."
More top news
David Cameron is facing growing pressure for the UK to take in more of the many thousands of migrants fleeing to Europe.
China has put on its biggest display of military might in a parade to commemorate victory over Japan in World War Two.
Hungarian Prime Minister Viktor Orban is to meet with European Union leaders in Brussels today to discuss the migration crisis.