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Manhattan Project
The United States set up the Manhattan Project to develop the first nuclear bomb. It employed more than 130,000 people and it cost 2 billion US dollars. -
Hiroshima Atomic Bomb
The US drops a uranium bomb over the Japanese city called, Hiroshima, it killed more than 14,000 people within months of the attack. Other died later from radiation-related illnesses. -
Massive "Bravo" Test
The U.S. detonates a 17 megaton hydrogen bomb, "Bravo", at Bikini Atoll in the Pacific Ocean. It contaminated a Japanese fishing boat and residents of Rongelap and Utirki -
Cuban Missile Crisis
A stand off begins when the U.S. discovered Soviet missiles in Cuba. The U.S. blockades Cuba for 13 days, this brings them to the brick of nuclear war. -
Vela Incident
A nuclear test explosion occurs over the South Indian Ocean off the Cape of Good Hope. It is believed to have been conducted by South Africa with the help of Israel. -
U.S. and Soviet Leaders Discuss Abolition
Ronald Reagan and Soviet President Mikhail Gorbachev meet at Reykjavik, Iceland, where they discuss the possibility of reaching nuclear abolition. -
Comprehensive Nuclear-Test-Ban Treaty 1996
The Comprehensive Nuclear Test Ban Treaty opens for signatures at the United Nations. China, France, the UK, Russia and the US sign the treaty. India says they will not sign the treaty. -
North Korea Conducts Nuclear Test
The North Korean government declares that it has successfully conducted a nuclear test, becoming the eight country in the world to do so. -
Norway Hosts First Humanitarian Conference
The Norwegian government hosts the first-ever intergovernmental conference to examine the humanitarian impact of nuclear weapons, they bring together diplomats from over 128 states. -
UN Adopts Nuclear Weapon ban Treaty
Following weeks of negotiations, two-thirds of the world’s nations vote to adopt the landmark UN Treaty on the Prohibition of Nuclear Weapons.
