the union blockade during the civil war:
*led to an alliance between the confederacy and great britain
*caused inflation and shortages in the south, especially for manufactured goods.
*hurt the north most since they relied heavily on southern cotton and agriculture for its own manufacturing base.

*Caused inflation and shortages in the South, especially for manufactured goods. 

The best and most correct answer among the choices provided by the question is the second choice "Caused inflation and shortages in the South, especially for manufactured goods."

The Blockade of Confederate Ports, 1861–1865. During the Civil War, Union forces established a blockade of Confederate ports designed to prevent the export of cotton and the smuggling of war materiel into the Confederacy.

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