Greetings, history enthusiasts. I'm Steve Matthews, and welcome back to WW2 Stories. Today, we're going to explore what might be the most extraordinary rescue mission of World War II—an operation so incredible that it remained classified for over half a century after the war ended. This is the story of Operation Halyard, a mission that combined daring, ingenuity, sacrifice, and cooperation between American airmen and Serbian villagers to achieve what seemed impossible—all while under the constant threat of Nazi discovery and execution.