All of this is arranged around themes of tensions and issues which are hot today . Clearly this is a successful approach, especially at a (higher) level, where students have already selected their field of interest. But at a more elementary level, the problem here is to keep a "balanced" view of the picture, so that the teacher avoids reproach of partiality - from the parents. Will everybody agree that it is a primordial goal to hold England together ? (cf. Russia today..) I suppose this is why we dwelled with Ancient Greece for such a long time .