text:  To the one the rise and progress of her constitution; her internal struggles; the balance of political power in the state; her policy her principles of government; the administration and treatment of the many nations which composed her vast empire must ever be the subject of deep and careful study: while to the other the campaigns of Hannibal the wars of Caesar and the long line of her military annals present a wide field for investigation and instruction--an inexhaustible topic for philosophic reflection