Answer:
China and Japan are, of course, two different countries and some of their reasons for wanting to shut themselves off from European trade were different. Let us look at the reasons that were the same and the reasons that were different. The one reason that is somewhat similar is that both countries believed that they were better than the Europeans.
I believe that an agreement between two countries is an Treaty.
Hope it helped:).
South America is the continent south of north America bordered to the east by the Atlantic Ocean and to the west by the Pacific Ocean. The continent spans two hemispheres in that the northern section is in the northern hemisphere and most of the continent is in the southern hemisphere. The continent lies between 15 degrees north and 60 degrees south.