Japanese nuclear weapons program information

War II, Japan had several programs exploring the use of nuclear fission for military technology, including nuclear reactors and nuclear weapons. Like the...

The Italian nuclear weapons program was an effort by Italy to develop nuclear weapons in the late 1960s and early 1970s. Italian scientists such as Enrico...

nuclear weapons to defend themselves against an offensive assault from the Soviet Union. From 1945 to 1972 the government ran a clandestine nuclear weapons...

three types of weapons of mass destruction: nuclear weapons, biological weapons, and chemical weapons. It is one of the five nuclear-weapon states recognized...

The United States was the first country to manufacture nuclear weapons and is the only country to have used them in combat, with the bombings of Hiroshima...

Germany undertook several research programs relating to nuclear technology, including nuclear weapons and nuclear reactors, before and during World War...

of nuclear weapons. Five are considered to be nuclear-weapon states (NWS) under the terms of the Treaty on the Non-Proliferation of Nuclear Weapons (NPT)...

Korea has a military nuclear weapons program and, as of June 2023, is estimated to have an arsenal of approximately 30 nuclear weapons and sufficient production...

Nuclear proliferation is the spread of nuclear weapons, fissionable material, and weapons-applicable nuclear technology and information to nations not...

possess nuclear weapons. Pakistan began developing nuclear weapons in January 1972 under Prime Minister Zulfikar Ali Bhutto, who delegated the program to the...

the Biological Weapons Convention since 1975, the Treaty on the Non-Proliferation of Nuclear Weapons since 1991, and the Chemical Weapons Convention since...

possesses nuclear weapons and previously developed chemical weapons. Although India has not released any official statements about the size of its nuclear arsenal...

made during the 1930s, the United Kingdom began the world's first nuclear weapons research project, codenamed Tube Alloys, in 1941, during World War...

This is a list of nuclear weapons listed according to country of origin, and then by type within the states. American nuclear weapons of all types – bombs...

This timeline of nuclear weapons development is a chronological catalog of the evolution of nuclear weapons rooting from the development of the science...

chemical weapons, and the Japanese conducted a serious, though futile, nuclear weapon program. Since World War II, the United States military based nuclear and...

developed and possesses weapons of mass destruction, including chemical and nuclear weapons. The first of China's nuclear weapons tests took place in 1964...

Iran having had a nuclear weapons program before 2003. Russia has said there was no proof Iran has ever run a nuclear weapons program. The former head...

1922–1991, once hosted Soviet nuclear weapons and delivery systems on its territory. The former Soviet Union had its nuclear program expanded to only four of...

Nuclear disarmament is the act of reducing or eliminating nuclear weapons. Its end state can also be a nuclear-weapons-free world, in which nuclear weapons...

develop and test nuclear weapons, and is one of the five nuclear-weapon states under the Treaty on the Non-Proliferation of Nuclear Weapons. The UK initiated...

pure fusion weapon remains a hypothetical device. Nuclear explosions are used in nuclear weapons and nuclear testing. Atmospheric nuclear explosions are...

fission weapons. Pure fission weapons have been the first type to be built by new nuclear powers. Large industrial states with well-developed nuclear arsenals...

programs that could lead to internationally proscribed weapons. This included weapons of mass destruction (nuclear, chemical and biological weapons)...

by the United States against the Japanese cities of Hiroshima and Nagasaki in 1945 during World War II. Nuclear weapons have only twice been used in warfare...

nuclear weapons had been developed, scientists involved with the Manhattan Project were divided over the use of the weapon. The only time nuclear weapons have...

Nuclear weapons testing is the act of experimentally and deliberately firing one or more nuclear devices in a controlled manner pursuant to a military...

types of weapons of mass destruction: nuclear, chemical, and biological weapons. The U.S. is the only country to have used nuclear weapons on another...

missiles with miniaturized nuclear weapons, soon entered service, and regular transits of U.S. nuclear weapons through Japan began thereafter. U.S. leaders...