Heads of state and government are typically called Mr. President or Madam Prime Minister. So when President Donald Trump used a post Thursday on his social media site to speak directly to Russia's president,

Speaking in the Oval Office yesterday, Trump said that he had “no allegiance” to either side and that his only goal was to stop the war and save lives, but he did claim that Putin had made a “pretty big concession” to end the conflict. When pressed on what that concession was, Trump replied, “stopping taking the whole country.”