Ivo Duchacek, a professor of political science, observed in his book Conflict and Cooperation Among Nations: “Nationalism divides humanity into mutually intolerant units.
Poliitikateaduse professor Ivo Duchacek on täheldanud oma raamatus „Conflict and Cooperation Among Nations ”:„ Natsionalism jagab inimesed rühmitustesse, kes üksteist ei taha sallida.