The US President is calling on Britain to remain in the European Union.
In an interview last night, Barack Obama said the EU has 'made the world safer and more prosperous'.
He also said British Prime Minister David Cameron has been 'an outstanding partner' and congratulated his government on meeting the Nato target of spending 2 per-cent of GDP on defence.
Speaking to the BBC, President Obama said having Britain in the EU helps make the world safer:
