what to do with the Spanish seems to be the key for the scenario. In many ways they are a thorn in the side for the British, being weak offensively, a hinderance to moving British units though them, and cheaper Victory Banners for the French.
Glory is fleeting, but obscurity is forever.
In all of my games, most battles was indeed on the section with the hills.
Therefore the Allies should take his advantage on this section, with a fast support of the british behind, before the French can bring up more units from there backside to this section.
But at last, dice decides and the dice can be cruel