The battle you are referring to is actually called the Battle of the Ironclads. In this battle, it was the Merrimac (from the Confederacy) versus the USS Monitor (from the Union). This was the first battle between iron-fortified vessels in the Civil War. This battle ended up in a draw but represented a new form of fighting that both the Union and Confederacy had to be ready for.
To provide a governing framework if im correct but please add a little more information
Answer: Cosmosis is like osmosis but without the C. Fix your life to see better results of this question. Seek answers through God, Amen.
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