As Japan grew strong it began making imperialistic moves toward other countries. It also strengthened its military and gained control of its trade tariffs.
the Japanese flag has the red circle, and that represents the sun. Japan litterely gets sunlight the fastest (interenational date line) so the circle means that Japan "meets" the sun the earliest.
There have been many occasions of "Japan's aggression towards Japan." For example, Okinawa can be viewed as being a site of Japanese aggression against its own people. In World War II, the island of...