The foreign missionary movement of the 19th century was a major global phenomenon, deeply tied to religion, imperialism, and modernization. It involved large numbers of Christian missionaries—especially Protestant—traveling from Europe and North America to Asia, Africa, and the Pacific with the g ...
https://en.wikipedia.org/wiki/Croton_Aqueduct The Croton Aqueduct was a groundbreaking 19th-century engineering project that brought fresh water to New York City from the Croton River in Westchester County. It was one of the first major municipal water systems in the United States and a cruci ...
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