Nationalism
Argument from nature
- People feel more comfortable around similar people
- Natural urge
Argument from diversity
- Mixing people reduces diversity
- Boundaries promote diversity
Argument from healthy competition
- Natural urge to struggle physically
- Modernity lacks physical struggle
- International competition promotes good mental health
Nationalism provides a pragmatic trancendental framework to society. It doesn't provide a moral framework, however it does depend on one. It's purely about pragmatism, how to organize society to align best with moral framework.