It meant that the South could not import the supplies it needed.
pedro pablo of bolea
World's first submarine
The Germans used a AT-4
submarine
The Confederacy's capture of Fort Sumter led to the Naval blockade.
Serious shortage of war supplies of every kind on the Confederate side, and repeated efforts to recruit foreign allies to break the blockade.
aircraft carrier
The Confederacy's capture of Fort Sumter led to the Naval blockade.
As a result of the British naval blockade, U.S. Trade with the central powers mostly ended.
Naval blockade that we called a quarantine to avoid it being labeled an act of war (which it actually was).
Great Britain's navy kept the ships of the Patriots and of their allies from entering or leaving American harbors. This blockade prevented supplies and reinforcements from reaching the Continental Army.
A blockade runner ran through a naval base.