b'John Hosler, Professor of Military History at the U.S. Army Command and General Staff College and author of Jerusalem Falls: Seven Centuries of War and Peace, joins the show to talk about the wars, and the peace, of medieval Jerusalem.\\n\\u25aa\\ufe0f\\nTimes\\xa0\\n\\t\\u2022\\t01:26 Introduction\\xa0\\n\\t\\u2022\\t01:46 Why care about medieval military history?\\n\\t\\u2022\\t07:22 What is it about Jerusalem?\\xa0\\n\\t\\u2022\\t12:45 Continuities\\n\\t\\u2022\\t16:19 The Byzantines and the Jews\\n\\t\\u2022\\t23:54 The Arabs arrive\\xa0\\n\\t\\u2022\\t29:42 An \\u201cevidentiary problem\\u201d\\n\\t\\u2022\\t33:59 Three hundred years of peace\\n\\t\\u2022\\t36:29 Causes of the First Crusade\\n\\t\\u2022\\t40:36 The Crusaders\\n\\t\\u2022\\t42:32 Siege and conquest\\n\\t\\u2022\\t44:23 A Christian city\\n\\t\\u2022\\t47:31 The Crusader States\\xa0\\n\\t\\u2022\\t49:29 The Knights Templar'