On his trip to London, Jerusalem and Gdansk, Mitt Romney says he’s touching three “pillars of liberty”—nations which share American values. After infuriating the Brits about Olympic security, he embraced Jerusalem as Israel’s capitol and dismissed Palestinian culture. In Poland, where’s he’s expected to invoke the Cold War, he was greeted by a banner for Ron Paul. But, has Romney revealed any significant foreign policy differences between himself and President Obama? Will his trip change the presidential campaign?