Many warships were invented during the US Civil War. Coming immediately to mind are the Merrimack and the Monitor, both early armoured warships. Also the David and the Hunley, early submarines built for the Confederate Navy.
submarines
The CSS Alabama was a warship built in Great Britain. It was built secretly, expressly for the use of the Confederacy during the Civil War.
pretty sure the telegraph was invented during the civil war- and if not, than it was definitely used during the war
CSS Virginia was a Confederate ironclad warship. Horatio Van Cleve was a Union General during the war. Earl Van Dorn was a Confederate General during the Civil War. The siege of Vicksburg, Mississippi was a battle during the war.
The USS Monitor was a Union, United States ship.
The answer to that is the south.
The USS Merrimack was a frigate and sailing vessel of the United States that was converted into the ironclad warship the CSS Virginia by the Confederate States of America during the American Civil War.
The South renamed the USS Merrimack to CSS Virginia after they converted it into an ironclad warship during the Civil War.
no in 1850
CSS Virginia was a Confederate ironclad warship. Horatio Van Cleve was a Union General during the war.
Because of the Civil War in the North, income tax was invented.
abner doubleday invented it during the civil war