XIII Corps was a corps of the Union Army during the American Civil War. This article is about a military unit. ... The Union Army refers to the United States Army during the American Civil War. ... The American Civil War was fought in the United States from 1861 until 1865 between the United States â forces coming mostly from the 23 northern states of the Union â and the newly-formed Confederate States of America, which consisted of 11 southern states that had declared their secession. ...
If the attacker has the edge in cavalry, then one corps is permitted to start deployed on the board within 6" of the edge of the board, and within 9" either side of the entry point used, with the rest of the force in road column behind that unit.
In both cases corps troops are promoted to the next level when the majority of the stands in their unit reach that level.
However corps are functional organisations, and it may be sensible for the units left behind in various boxes to be combined as a corps whose function is garrison duties.