President Vladimir Putin said on Wednesday he wanted to discuss reopening a U.N.-brokered deal that allows Ukraine to export its grain via the Black Sea after accusing Kyiv and the West of using it to deceive developing countries and Russia. Putin’s criticism, which alleged that the deal was delivering grain, fertiliser and other foodstuffs to the European Union and Turkey at the expense of poor countries, is likely to raise fears that the pact could unravel if it cannot be successfully renegotiated. Ukraine, whose ports had been blockaded by Russia since it invaded in February, said the terms of the agreement were being strictly observed and there were no grounds to renegotiate it. The agreement, facilitated by the United Nations and Turkey in July, created a protected export corridor via the Black Sea for Ukrainian grain after Kyiv lost access to its main export […]