Who is the real nuclear weapons power?

World Spotlight | Who is the real nuclear weapons power?
Although the issue of nuclear disarmament in North Korea has always been of concern to the world community, this East Asian country is not the country that possesses the largest arsenal of weapons on Earth. While condemning North Korea for its missile tests, the real nuclear powers are quietly upgrading and renewing their arsenals.
The nuclear arms race, the escalating tensions between countries and territories, all have raised alarm bells about a nuclear disaster for all of humanity.
Today's world focus, FBNC will discuss issues surrounding the development of nuclear weapons with the main contents:
-What leverage has the possession of nuclear weapons created for nations?
-What is the strength of countries possessing nuclear weapons, which country is a nuclear power?
-Is the prospect of a nuclear-free world possible?