On Aug. 15, 1974, the South Korean leader Park Chung-hee was delivering an address at Seoul’s National Theater when an assassin charged down an aisle, brandishing a .38-caliber Smith & Wesson. 1974年8月15日，韩国领导人朴正熙正在首尔的国立剧场发表演讲时，一名刺客沿着过道冲上前去，手里挥舞着一把点38口径的史密斯威森手枪。…