Consider the premise. Does the hypothesis naturally and logically follow? Premise: They managed to control much of the country for nearly a century before the Muslim leader Saladin (Salah-ad-Din) defeated them in 1187. Hypothesis: They controlled the entire country, even when Saladin failed to attack them in 1187.
They managed to control much of the country for nearly a century before the Muslim leader Saladin (Salah-ad-Din) defeated them in 1187.###They controlled the entire country, even when Saladin failed to attack them in 1187.