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
West Pakistan and East Pakistan
Mount Everest and then in 2nd I K2
This passage refers to the Peace of Westphalia, but is should be noted that taken out of context it could be referring to several different things within that topic itself.