Answer:
I believe it's all of the above but I'm not 100% sure but most of the time it will be all of the above
The Romans had conquered Greece. So, the Romans used many Greek ideas and incorporated it into their civilization.
Jiang Jieshi was a Chinese political leader, and also a military leader. He was the leader of China between between 1928 and 1975.
Throughout the European colonization of North America by the French and British, tenions between French and British settlers in North America (traders, poachers and the like) built up a deep resentment against each other since they often competed for the same land, same "markets" to trade their goods with the Native Americans, etc. However, the animosity between the two parties goes back a long time, even before the colonization of America, to the times of the One Hundred Years' War, and perhaps, even log before.