<span>many Americans believed the internment was unjust and unnecessary</span>
Answer:
In 672, Silla unified the three kingdoms by winning the war against the Tang Dynasty. It became the first country to unify its territory on the Korean Peninsula. After accepting the people of Goguryeo and Baekje and winning the war against the Tang Dynasty, they achieved true unification of the three kingdoms
Details? I'm not sure how to answer, without any real information.
On a "Wing-it" situation. I'd say Europe was poor country-wise.
They countered it because they ruined the land in every way possible which made it hard even for their allies from South Vietnam to support them. Napalm just burnt down forests and habituated areas and harmed a lot of civilians directly, while things such as agent orange destroyed the environment and poisoned the ground, the waters, the food, and basically anything else. It caused much more harm to the people than it did to help them.