# data[].attributes.body
In 1969, nation leaders met to keep nuclear weapons from spreading and to stop production of nuclear weapons also known as the Nuclear Non-Proliferation Treaty.

# data[].attributes.body
this bomb was detonated over Nagasaki by the U.S on August 9 1945. It was the second nuclear weapons ever used in war

# data[].attributes.body
In 1969 the U.S and the Soviet Union met to talk about Strategic Arms Limitation Talks to limit the number of nuclear weapons.

# data[].attributes.body
this bomb was the code name for a plutonium nuclear bomb using plutonium 239 which the U.S was using during the Manhattan project .

# data[].attributes.body
During the cold war whenever a side developed a new weapon or power the other side tried to match it.

# data[].attributes.body
By 1953 the U.S and the soviet union had both developed hydrogen bombs.

# data[].attributes.body
In 1949 the U.S learned that the soviets had created there first atomic bomb

# data[].attributes.body
little boy was a gun-type uranium weapon (used against Hiroshima)

# data[].attributes.body
After the United States found out that the soviet union had built nuclear weapons they started building fallout shelters

# data[].attributes.body
the cold war was all talk and competition to see who could make more better and bigger bombs