Britain to leave the EU would lose power

lose the ability to both.Visit to London. Obama made the comment. According to him, the union membership in Britain's influence in the world, but it also has upheld.
Barack Obama after a meeting with British Prime Minister David Cameron says Britain to leave the European Union if it is, then a major trade agreement with the United States would leave the country in the last row. Instead, the union leadership meant a strong Europe is good for Britain. Because the world will be able to play a bigger role.