a,d: Single Attacker or defender Disorder: the largest non-garrison
participating manpower-value unit is disordered. If there
are more than one unit with the same largest manpower, the
affected player may choose which of these units is disordered.
A,D: All attacking or defending units respectively become disordered.
NOTE: If a disorder result causes all defending unit(s) to be
eliminated, eliminate any garrison units in the defender’s hex.
R: Retreat. For the side affected by the previous letter, retreat
all non-garrison units 2 hexes and eliminate garrisons.
NOTE: Garrison units alone in a hex may only be eliminated
by an R result.
The Note is from the 2004 version of the rulebook.