The South relied heavily on steamboats for transportation of supplies and troops. They absolutely needed the Mississippi River to be effective in anyway during the war. The North also used it for transporting, but they had railroads. They were mostly concerned with keeping the South from using it.
The reasons for the fall of the empire include military overreach, invasion by emboldened tribes of Huns and Visigoths from northern and Central Europe, inflation, corruption and political incompetence
Im not sure specifically what case you're referring to but lack of emotion in cases doesn't mean someone is guilty or unaffected. a lot of times a person is in shock or is trying to keep from being overly emotional.
each of a series of medieval military expeditions made by Europeans to recover the Holy Land from the Muslims in the 11th, 12th, and 13th centuries. The Crusades were a series of religious wars initiated, supported, and sometimes directed by the Latin Church in the medieval period. The term refers especially to the Eastern Mediterranean campaigns in the period between 1096 and 1271 that had the objective of recovering the Holy Land from Islamic rule.
-Kelly (Your Welcome)