How was christianity spread during the middle ages?
-schools included teachings of the catholic church as part of the curriculum.
-monks traveled through europe to teach germanic tribes about christianity.
-pilgrimages to holy cities were required to teach people about the catholic faith.
-everyone in europe was forced to attend catholic church services.

explanation:

japan participated in world war i from 1914 to 1918 in an alliance with entente powers and played an important role in securing the sea lanes in the west pacific and indian oceans against the imperial german navy as the member of the allies.

the noble might have thought that the system was far because they had lot of things and riches and the serf would have thought that the feudal system was un fair because of the way they were treated.