On this day in 1963, "The Bell Jar," the only novel poet Sylvia Plath wrote, was first published.  

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On this day in 1874, a riot started in Tompkins Square Park in Manhattan after police overran a demonstration of thousands of unemployed people. 

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On this day in 1964, a group of insurgents overthrew the government of the sultan of Zanzibar. 

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On this day in 1879, the Anglo-War began when the British invaded Zululand. 

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On this day in 1927, the silent science-fiction film "Metropolis" premiered in Berlin.

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On this day in 1992, the discovery of two exoplanets was announced in the journal Nature.

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On this day in 1811, the German Coast Uprising, a slave revolt in modern-day Louisiana, began. 

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On this day in 1979, Vietnamese troops occupied Phnom Penh and overthrew Pol Pot's regime. 

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On this day in 1912, German geophysicist and meteorologist Alfred Wegener first presented his hypothesis on continental drift in a public lecture.

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On this day in 1893, blues and folk musician Elizabeth Cotten was born near Chapel Hill, North Carolina.

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