Through the revelation of the family in moving gradually, the author can show the negative effects on dividing families. In addition, the author can also symbolize injustice against the Japanese Americans by revealing his father's slow and indirect arrest, showing that it did not happen overnight. In this way, it is possible to show the dark and sad environment of the story.
This is shown when he conquers the Saxons of the North, he had convert them to Christianity. This is further proven as he encouraged church-based education. Thus, overall, showing that he spread Christianity to lands that he conquered.