Asian counties had close to zero diversity.
Latin America has close to zero diversity.
Africa has very low diversity.
Only USA and west European countries have decent diversity. I think diversity is a naturally happening outcome due to economic migrations. There's no point to artificially create diversity. Diversity is a natural and neutral process, it should not become a political ideal.
Racism is an American phenomena exactly because of its diversity. Racism is a foreign concept in Asian countries such as korea, Japan and China, because there's only a single race in their country..
Racism is not a concern in Korea and Japan. There is a singe race and the only other races they see are a couple of visitors