Most of the others are democracies. North Korea and Iran are brutal dictatorships. Iran is a theocratic apocalyptic one that has signed the non-proliferation treaty. It has designs for lands outside its territory that it proudly announces.
The differences are stark, real, and can lead to the end of the world as we know it.
Do you not have any concerns?
Mao, Stalin, Vorster, Bhutto, etc. were horrible in other ways but fine stewards of WMDs arsenals.
Ok I'll close my eyes too then, because in South Africa they had a secret nuclear program.
Everybody continue as is, thank you much.
What if AI discovers a way to make nuclear bombs without using uranium?