The Decline and Fall of the Roman Empire · ¶583

When Hannibal marched from Gaul into Italy, he was obliged, first to discover, and then to open, a way over mountains, and through savage nations, that had never yielded a passage to a regular army. The Alps were then guarded by nature, they are now fortified by art. Citadels, constructed with no less skill than labor and expense, command every avenue into the plain, and on that side render Italy almost inaccessible to the enemies of the king of Sardinia. But in the course of the intermediate period, the generals, who have attempted the passage, have seldom experienced any difficulty or resistance. In the age of Constantine, the peasants of the mountains were civilized and obedient subjects; the country was plentifully stocked with provisions, and the stupendous highways, which the Romans had carried over the Alps, opened several communications between Gaul and Italy. Constantine…

Edward Gibbon · Project Gutenberg #731 (Milman edition) — public domain
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