Summary: There are two militia crossbow units that are called archers.
Vlandian Militia Archer - Should be Vlandian Militia Crossbowman
Vlandian Militia Veteran Archer - Should be Vlandian Militia Veteran Crossbowman
How to Reproduce: Look at the units in the game encyclopedia
Vlandian Militia Archer - Should be Vlandian Militia Crossbowman
Vlandian Militia Veteran Archer - Should be Vlandian Militia Veteran Crossbowman
How to Reproduce: Look at the units in the game encyclopedia