United States was the 1st nuclear energy in the planet, and it is the only country that has ever employed nuclear bomb on the Japanese cities Hiroshima and Nagasaki in the Planet War 2 in 1945. United States possessing the huge number of Nuclear Bombs, and it comes on the 2nd highest rank.
Albert Einstein, the popular German Physics, give an thought to purify the uranium to make a Nuclear Bomb. He invented the Nuclear Bomb with the support of numerous other scientists.
Russia had began its nuclear program in 1942, and soon after a wonderful effort it has tested the 1st Nuclear Bomb in 1949. Russia has tremendously enhanced the quantity of Nuclear Weapons. Correct now Russia has the largest quantity of Nuclear Weapons in the globe. It has also built a floating Nuclear Energy Station in 2010, which is the 1st Floating Nuclear Reactor in the globe.
United Kingdom begins its plan in 1940, and it becomes the third country to have Nuclear Energy. UK is also in the list of those countries who have signed Non Proliferation Treaty. United Kingdom was the first country to begin a nuclear power reactor for industrial use.
France is the greatest Civil Nuclear Power producer in the world. Nuclear Power is the principal source of its energy generation, and it covers 80% of its electrical energy requirements from Nuclear Energy. France has began its nuclear system in 1957 and has established it first Nuclear Energy Plant in 1962. Currently France is one particular of the largest electrical energy exporters in the planet.
China is the fifth Nuclear Energy in the world. Following the Taiwan Strait Crisis, China begins a Nuclear Weapons Plan in 1955. China is also in the list of the Non Proliferation Treaty. Because 1964, China has maintained its Nuclear Doctrine of No Initial Use.
Israel has started its Nuclear Program in 1950s, and it is the 6th greatest Nuclear Energy in the globe. Israel is in the list of these nations who have not however signed Non Proliferation Treaty. Israel continued its policy of Strategic Ambiguity, which is recognized as the Nuclear Opacity. Israel has not publically confirmed nor denies getting Nuclear Weapons.
India is the third nuclear energy in Asia. In 1967, India has began its nuclear program. India is a single of those nations that have not signed the NPT. India has maintained of No Initial Use Policy. It has declared a Nuclear Doctrine of  “Credible Minimum Deterrence”.
Pakistan is the very first Muslim nation that has Nuclear Energy. In 1972, Pakistan starts its Nuclear System and established in 1978, but since of massive international pressure, it remain undeclared until 1998. Pakistan is also in the list of those nations who are not the signatory of Non Proliferation Treaty, but is a member of International Atomic Power Agency.
9: North Korea
North Korea, officially identified as the Democratic Republic of Korea has started its Nuclear System in 1957. It is the 5th Asian Nation who has Nuclear Power. North Korea is not a member of Comprehensive Nuclear Test Ban Treaty Organization, and has not signed the NPT.
Iran has started its Nuclear Plan for industrial use in 1950s but, following the Iranian revolution in 1979, it was closed. In September 2011, Iran has established its very first Nuclear Power Plant. Iran is the 10th Nuclear Capable Country.