Since the Vietnam War, politicians in Washington have adopted a foreign policy based on military strength and the threat of force. At the same time, they’ve made it their duty to insist that their militant ways are the only way to restore peace to the world. However, as both history and military experts point out, you will never find peace through the use of force. Robert F. Kennedy, Jr. talks about our nation’s militant foreign policy with Andrew Bacevich, author of the new book “Washington Rules: America’s Path to Permanent War.”