Spelling consistency   Landwehr or Landwehr  I think the latter as its not an English word  Cuirassier or cuirassier  I think the former as there have been cuirassiers back to the English Civil War  Carabinier or carabinier  I think the latter as its not an English word  La Haye or La Haie  I think the latter for consistency with the map    Zieten or Ziethen  I think the latter for consistency with the map    Regiment  regiment Brigade  brigade Corps  corps  we are all over the place with this I think it should be uppercase when describing a specific formation nd Brigade but lowercase when describing one generally Lobaus corps but VI Corps