Question: The Ironclad Board was an advisory board, established by the Union, in which year, in response to the construction of the "CSS Virginia" by the Confederacy during the US Civil War,primary goal of the Ironclad Board was to develop more battle-worthy ("ironclad") ships, including the USS Monitor, an iron-hulled steamship?
Sentence (from "Charles Carroll Simms"): He was dismissed from the service in April 1861, after his state left the United States, and briefly was an officer in Virginia's Navy.
Relevant evidence: No