Question: What was North Carolina’s largest city during the Union blockade?
Answer: During the Civil War, Wilmington was North Carolina’s principal seaport and largest city, with a population of around 10,000. By 1861 it claimed the country’s largest naval stores market and was involved in trading other natural resources.
Bonus info: Wilmington became the Confederacy’s most important port following the closure of Charleston’s harbor during the Union blockade. Its importance remained unsurpassed for the rest of the war.