War: How Conflict Shaped Us by Margaret MacMillan - 1 Minute Summary #1Min1Book #BookSummary #WarHowConflictShapedUs #MargaretMacMillan #History #WarAndPeace #HumanCivilization #GlobalConflict #MilitaryHistory #WorldHistory #PoliticalScience #SocietyAndWar #Midjourney