What power does home rule give local government? Local governments can enforce state laws without using state law enforcement.
Local governments can create new laws without state government approval.
Local governments can pass laws that contradict state laws.
Local governments can pass laws that contradict federal laws.

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.

the soviet union wanted to impose communist governments in eastern europe.