Jamie Gaskarth, professor of foreign policy, and Christopher Hill, emeritus professor of international law, bring academic perspectives. Peter Oborne, journalist on the Middle East, and Jan Harper-Hayes, American Republican, add political critique. Tim Stanley, historian, Ash Sarkar, left-wing commentator, Giles Fraser, ethicist, and Matthew Taylor, policy expert, debate morality versus national interest, alliances, law, hypocrisy and the practical limits of principled action.