Final answer:
The 'Anaconda Plan' called for Union naval blockade of southern ports during the Civil War to cut off essential supplies, sever the South's economic sustainment, and ultimately weaken the Confederacy.
Step-by-step explanation:
The strategy mentioned in your question is called the Anaconda Plan. It was a military strategy during the Civil War decided upon by the Union to enforce a naval blockade of Southern ports. This strategy aimed to restrict the Southern states' vital supplies and resources, thereby crippling the economy of the Confederacy.
The South relied heavily on exporting cotton to sustain its economy, and the Union's naval blockade cut off the export routes, leading to a dwindling supply of resources. As a result, the South experienced severe economic hardships that eventually contributed to their downfall in the Civil War.
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