Informative answers.
Will it be possible for one force to be attacked from, for example, the North and South at the same time? I guess we'll just have to see how it plays out, and if the larger map works naturally with the various tactical maps.
Even if the result is short of total realism, there must be room for risk-taking, geographical advantage, bluff and movement.
And not waiting for the two largest forces to clash in one decisive battle, with everything else irrelevant.