The first use of a submarine to sink a warship occurred in the Civil War.
The conflict between two ironclad ships occurred for the first time in the Americas during the Civil War; ironclads were already in use in Europe and had battled in the Adriatic.
Sailboats to steam boats and wooden boats to ironclads
Yes, there were naval battles; in fact, the first ironclad ships were invented during the Civil War.
The Union navy had naval superiority during the Civil War.
Naval battle
Naval battle
Fort Sumter
Naval Forces in support of military operations in Panama and Grenada.
The Battle of Hampton Roads.
Iron Bridge
The motto was "Don't tread on me."
The Naval blockade
Union naval blockade
The US Naval Academy is the name. It is often referred to as Annapolis, as that is where it is currently located. It was temporarily moved during the Civil War.