I believe 1 of them were japan it only says japan was the only one of koreas possession at the time
The main reason is that neither side was willing to compromise on the idea of taxation. The British need revenue to pay for the French and Indian War, and the colonists were upset that they had no representation in Congress. There was little-to-no room for compromise.
Answer:
It did not come from the actual event
in order for it to be a primary source it must come from the actual event or time period when it happened