The enemy must be kept in a state of constant ferment.

If the Indians act as they did under Tecumseh, who probably might be induced to return to Amherstburg, that army will very soon dwindle to nothing.

Your artillery must be more numerous and effective than any the enemy can bring, and your store of ammunition will enable you to harass him continually, without leaving much to chance.
I trust you will have destroyed every barrack and public building, and removed the pickets and other defences around the fort at Detroit.
You will have the goodness to state the expedients you possess to enable us to replace, as far as possible, the heavy loss we have sustained in the Detroit.

Should I hear of reinforcements coming up, you may rely upon receiving your due proportion.
Nothing new at Montreal on the 25th ult.

Lord Wellington has totally defeated Marmont, near Salamanca.