The European Union flags in front of EU headquarters in Brussels, Belgium. Photo: Xinhua

 
European Union member states on Sunday agreed to unblock 450 millions euros ($500 million) for members states to buy arms for Ukraine, the bloc's foreign policy chief Josep Borrell said. 

The measure is part of a wide-ranging package of support and sanctions agreed by the 27 EU states. Borrell said they also formally approved a move to ban any transactions with the Russian Central Bank.