Automatic Stack Display .. key combo

[hongkongwargamer]

Gents, what's this key combination here please?

 

[DougRim]

My (windows) system shows CTRL SPACE inside the brackets.

 

[hongkongwargamer]

Cool. Thanks mate

 

[Commissar Piotr]

Why do this function exist in VASL as a enemy stack may only be inspected if there is a unbroken unit in LOS of the stack and then if concealed must be temporarily revealed to actually grant the stack inspection?