During the Napoleonic Wars, Some troops performed as "mounted infantry", i.e. they rode horses to move, but dismounted and fought like infantry. Dragoons are usually given as examples. How was this ...
In Napoleonic wars era, a line contains mostly regular troops except for two kind of elite units, the heavy one, e.g. grenadiers, they normally are the bravest, strongest troops with the best stamina, ...
In movies/books set in the Napoleonic Wars, the British are normally deployed into lines and the French into columns. The columns are usually the advancing ones, charging into the line as the line ...