Answer:
The spike in price caused fuel shortages and long lines at gas stations similar to the 1973 oil crisis. ... Iraq's oil production also dropped significantly, triggering economic recessions worldwide. Oil prices did not return to pre-crisis levels until the mid-1980s.
Answer: Kievan Rus is also called as the land of Rus. It is located in Russia.
Explanation:
The internal cause of the down fall: The empire weaken by the collapse of the commercial trade with the Byzantine empire and this lead to major economic crises in 12th century.
The various rival regional powers were influencing the working of the state.
The external cause of the down fall: The Mongol invasion in 1240s caused the complete fall of the state.
The Black Death killed 38 million people, it was a terrible illness which spread rapidly.
The Great Schism was in 1054 and the Christian church broke up into two sections, which essentially divided the Church with two popes.
I would say that trade would be "believed to travel to Europe because of this", because it would not really fit anywhere else.
Now, I'm not two sure on the last one but the Hundred Years War was where King Edward the III of England thought that he should be the king of France, so there was a very long battle between the two. I would say the Hundred Years War would be started by division of the heir to the throne of England, and France and Italy did not agree who was to be pope. Since the Hundred Years War had really nothing to do with Italy.
N/A there is no correct answer
