Benchmarks: October 2, 1574: Dutch unleash the ocean as a weapon of war

In 1574, the city of Leiden in the Netherlands was brought to its knees: By August of that year, about 6,000 of the city’s roughly 15,000 inhabitants had either starved to death, been killed by the Black Plague or had succumbed to dysentery. Plague doctors in their crow-beaked masks roamed the streets amid famished and diseased citizens drinking foul water from canals. No one knew when, if ever, help would come, for beyond Leiden’s walls the Spanish army was laying siege and cutting off all supply routes into the city.

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Lucas Joel

Lucas Joel was EARTH's 2015 summer intern.

Joel (www.lvjwriting.com) is a freelance science journalist. He has a master's in paleontology from the University of California, Riverside, and is currently based in Boulder, Colo. 

Sunday, October 2, 2016 - 06:00