The role of the "daimyo" under the Japanese feudal system is MOST similar to what role in the European feudal system? ... The emperor had limited control while the daimyos ruled individual kingdoms. The emperor was seen as the Buddha and was worshiped by the people.
The advantages of Sante Fe Trials were being a vital commercial highway, using it for the invasion of NewMexico, increase the American Trades and it was also used in Mexican American War, but the disadvantages were the rough road and with bad constructions.