Answer:
All maps contain distortions.
I think it was in 1964, that was when direct army confrontation happened. This was followed by several more conflicts that made use of heavy fighting naval and aircraft with the Gulf of Tonkin resolution that made military measures necessary. There were an estimated 40, 000 deaths and 20, 000 other casualties.
The Meiji Restoration was a chain of events that restored practical imperial rule to Japan. Revolution.
Before the development of money as a medium, goods and services were exchanged through a barter system.