In 2004, South Korea self-reported enrichment of uranium to weapon grade using laser isotope separation. It seems that nobody suspected it before self-reporting

In 2004, South Korea self-reported enrichment of uranium to weapon grade using laser isotope separation. It seems that nobody suspected it before self-reporting. This was a blatant NPT violation, but IAEA decided against pursuing formal charge, due to political considerations. More here: https://en.wikipedia.org/wiki/South_Korean_nuclear_research_programs https://en.wikipedia.org/wiki/South_Korean_nuclear_research_...