历史上的今天 · 10月27日
1904
纽约市第一条地铁线路正式通车
New York City's first subway line opens to the public.
1962
古巴导弹危机最危险的“黑色星期六”，美军U-2侦察机被击落
On “Black Saturday,” a U-2 spy plane is shot down over Cuba at the peak of the missile crisis.
1997
亚洲金融风暴冲击华尔街，道指大跌554点
The Asian financial crisis rattles Wall Street as the Dow tumbles 554 points.
2019
“伊斯兰国”头目巴格达迪在美军突袭中引爆炸弹身亡
ISIS leader Abu Bakr al-Baghdadi dies during a U.S. special forces raid in Syria.
资料来源：维基百科「历史上的今天」（CC BY-SA），GSM 整理 · Source: Wikipedia "On this day" (CC BY-SA), curated by GSM