The Decline and Fall of the Roman Empire · ¶191

Of the triangle which composes the figure of Constantinople, the two sides along the sea were made inaccessible to an enemy; the Propontis by nature, and the harbor by art. Between the two waters, the basis of the triangle, the land side was protected by a double wall, and a deep ditch of the depth of one hundred feet. Against this line of fortification, which Phranza, an eye-witness, prolongs to the measure of six miles, the Ottomans directed their principal attack; and the emperor, after distributing the service and command of the most perilous stations, undertook the defence of the external wall. In the first days of the siege the Greek soldiers descended into the ditch, or sallied into the field; but they soon discovered, that, in the proportion of their numbers, one Christian was of more value than twenty Turks: and, after these bold preludes, they were prudently content to…

Edward Gibbon · Project Gutenberg #736 (Milman edition) — public domain
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