Robert de La Salle not right
Lets answer this by parts: 1) There is a peasant class in Japanese Bushido, a warrior class called samurais and the noble class. The thing is that the peasants feed the samurai and they protect the peasants and the nobles.The nobles give lands to the samurais as a reward. The base for the Bushido is the Honor. 2) The main elements of the European chivalry are War, Religion and love for women and 3) Because Bushido and Chivalry were aristocratic elites codes the elements that would work well would be a code of conduct, Christianity and a Vision
The Peloponnesian War weakened the Greek city-states and it divided them. This gave Phillip 11 of Macedon the opportunity to move in and conquer them in their weakened, non-united condition and they were never to get their original strength back again. The Peloponnesian war was very debilitating to the Greek city-states.