France/England: France and England have been rivals for centuries, with their conflict culminating in the Hundred Years' War. Their relationship is often portrayed as a "enemies to lovers" trope, with the two nations eventually learning to put their differences aside and find love and friendship in each other.
Germany/Italy: Germany and Italy are close allies and friends, and their relationship is often depicted as a "bromance." They are both passionate and determined, and they always have each other's backs.
China/Japan: China and Japan are two of the most powerful nations in Asia, and their relationship is often portrayed as a "rivalry with respect" trope. They both have a great deal of respect for each other's cultures and strengths, but they also compete for dominance in the region.
Russia/America: Russia and America are two of the world's superpowers, and their relationship is often depicted as a "cold war" trope. They are constantly trying to outdo each other, and their rivalry often leads to conflict and tension.