Why did earlier historians consider the medieval period the "dark ages"? the time had no electricity, and so it was an age that was quite dark. a limited amount of written records survived to shine light on this time period. castles were very dark and did not let in much light. the power of the church stamped out the many bright pagan rituals.

the fact that could also be added to column b is that during world war ii, specifically between the years 1941 and 1945, japan expanded its territory towards the indonesian territory in what was known later as part of the "pacific war". in that time, japan could conquer the philipines, singapore,   borneo, central java, malang, cebu, sumatra and various other islands of the area, therefore expanding its territory for a brief period of time.

profound political, administrative, and social changes in the british isles.