Britain will not turn its back on European defence and security policy prime minister David Cameron said yesterday as he confirmed that 650 British troops will take part in a Nato mission in northeast Europe. Speaking at his last Nato summit as prime minister, Mr Cameron underlined Britain’s commitment to the transatlantic defence alliance, despite the country’s decision to leave the European Union two weeks ago.“Britain may be leaving the EU but we are not turning our back on Europe and we’re not turning our back on European defence and security,” he said on arrival in Warsaw. [...]