U.S. intervention on EU opens rift in UK leadership

"The UK is a good and candid friend of the US, but having a historic special relationship should never mean being America's poodle," he said in a statement.

"Of all the bad arguments for remaining in the EU, the single worst is that we should do so in order to humor Barack Obama, the most anti-British president for nearly 200 years."

http://www.reuters.com/article/2013/01/10/us-britain-us-europe-idUSBRE9090WJ20130110