World's Top 3 Nuclear Power Countries

3.United Kingdom 

[Warheads active/total] = [160 /225 ]

The UK tested its initial WMD ("Hurricane") in 1952, drawing mostly on information gained whereas collaborating with the US throughout the Manhattan Project. The uk was the third country within the world when the USA and country to develop and check a WMD. Its programme was intended to possess associate freelance deterrent against the country, whereas additionally maintaining its standing as a good power. It tested its initial H-bomb in 1957 (Operation Grapple), creating it the third country to try and do therefore when the USA and country.The UK maintained a fleet of V bomber strategic bombers and missile submarines (SSBNs) equipped with nuclear weapons throughout the conflict. It presently maintains a fleet of 4 'Vanguard' category missile submarines equipped with shaft II SLBMs. a people government declared a replacement to the present system to require place between 2007-2024.

2.Russia 

[Warheads active/total] = [2430 /10000 ]

The Union of Soviet Socialist Republics tested its initial WMD ("Joe-1") in 1949, in a very crash project developed part with spying obtained throughout and when war II (see: Soviet plutonium bomb project). The country was the second nation to possess developed and tested a WMD. The direct motivation for his or her weapons development was to attain a balance of power throughout the conflict. It tested its initial megaton-range H-bomb ("RDS-37") in 1955. The Union of Soviet Socialist Republics additionally tested the foremost powerful explosive ever detonated by humans, ("Tsar Bomba"), with a theoretical yield of one hundred megatons, by choice reduced to fifty once detonated. when its dissolution in 1991, the Soviet weapons entered formally into the possession of the country.At its most, the Soviet nuclear arsenal is calculable to possess contained some  45,000 warheads (in 1988).

1.United States 

[Warheads active/total] = [1950 /8500 ]

The us developed the primary atomic weapons throughout war II in co-operation with the uk and North American country as a part of the Manhattan Project, out of the worry that Reich would develop them initial. It tested the primary WMD in 1945 ("Trinity"), and remains the sole country to possess used nuclear weapons against another nation, throughout the atomic bombings of city and Nagasaki. it absolutely was the primary nation to develop the H-bomb, testing associate experimental version in 1952 ("Ivy Mike") and a deployable weapon in 1954 ("Castle Bravo"). Throughout the conflict it continued to modernize and enlarge its nuclear arsenal, however from 1992 on has been concerned primarily in a very program of Stockpile post.At its conflict height, the North American country nuclear arsenal is calculable to possess contained over thirty two thousand warheads (in 1966).