John McCain has become the latest critic from the US to intervene in the Brexit debate Wading into the EU referendum debate on Friday, the republican senator, who is no fan of Vladimir Putin, warned that if Britain should exit the EU it would leave Europe, America and the wider world at the mercy of Russian President. Important intervention by @SenJohnMcCain – UK membership of EU vital for security & prosperity of both Europe & U.S. https://t.co/0kzMz4zNWm — David Cameron (@David_Cameron) March 18, 2016 The British PM David Cameron described McCain’s statement as an “important intervention”. RT reports: The senator made his comments while meeting the House of Commons Defense Select Committee in Washington DC on Friday. Regular Russia critic McCain, who is chair of the Senate Armed Services Committee, said on his official government website that a “strong and united” Europe is needed more than ever. “The United States has long benefitted from British leadership in NATO and the EU – for instance, leading sanctions against Russia, providing vital support to Afghanistan and Ukraine, and grappling with the refugee crisis fueled by Vladimir Putin,” McCain claimed. He said a comprehensive approach was needed to face the most “diverse and [...]