Alexander the great used religion to inspire people, they would be loyal to him.
Answer:
Among the advantages we can name the fact that across most Europe there are fertile soils, long river systems, the terrain makes traveling easy and therefore more open to trade since there are no physical borders.
However, this same factor turns into a serious disadvantage in times of war. The lack of physical borders makes countries easier to invade, as was probed in the numerous cities captured by the Nazi regime in WWII. Disease transmissions and undesired immigration are also a frequent problem with open borders.
Answer:
As famous as Marco Polo is, he didn't invent anything. However, other inventions such as the compass and the boat influenced Polo. Marco Polo used the compass on all of his travels but especially to reach Asia.
Libel
Publishing false statements knowingly is referred to as libel. This differs from slander which is defamation of character expressed verbally.
Though the US constitution contains an amendment protecting freedom of the press, this amendment does not protect people from false information. The Supreme Court has not allowed people to report false information in particular about individuals that ruin their reputation or defame their character to be protected by the First Amendment.