The G7 leaders said that a vote by the UK to leave the European Union would pose a serious threat to global growth. The group warned that a UK exit from the EU would reverse the trend of increased global trade, investment and jobs. The G7 leaders are concluding two days of talks today on the global economy and security situation. The meeting brings together the world's leading seven industrialised nations. The leaders of the US, Canada, Britain, Italy, Germany, France and Japan set global growth as an urgent priority.