Search results
Results from the WOW.Com Content Network
1966 - China begins moving its nuclear facilities into the interior during its Third Five-Year Plan. [27] 1966 - October 27 - China tests a nuclear-armed Dongfeng-2 missile, which launches from Shuangchengzi Space and Missile Center and strikes Lop Nur. It is the only time a country has tested an armed nuclear missile over populated areas.
Unforeseeable end to deadlock in American–Soviet talks as the Soviet–Afghan War begins. As a result of the war, the U.S. Senate refuses to ratify the SALT II agreement. 1981 4 23:56 −3 The Soviet war in Afghanistan toughens the U.S. ' nuclear posture. U.S. President Jimmy Carter withdraws the United States from the 1980 Summer Olympic ...
Building on major scientific breakthroughs made during the 1930s, the United Kingdom began the world's first nuclear weapons research project, codenamed Tube Alloys, in 1941, during World War II. The United States, in collaboration with the United Kingdom, initiated the Manhattan Project the following year to build a weapon using nuclear fission.
How did the Doomsday Clock start? ... From the 1950s through the 1980s the threat of nuclear war felt imminent. Though it feels less real now, the risk hasn't gone away, said Robert Socolow, a ...
The world came unusually close to nuclear war in November 1983 when the Soviet Union thought that the NATO military exercise Able Archer 83 was a ruse or "cover-up" to begin a nuclear first strike. The Soviets responded by raising readiness and preparing their nuclear arsenal for immediate use .
On this day in 1957, the first underground nuclear test was carried out at the Nevada Test Site, a 1,375 square-mile research center located 65 miles away from Las Vegas.The 1,7 kiloton nuclear ...
The United States first began developing nuclear weapons during World War II under the order of President Franklin Roosevelt in 1939, motivated by the fear that they were engaged in a race with Nazi Germany to develop such a weapon.
The atomic bombings of Hiroshima and Nagasaki (August 1945) heralded the beginning of the Cold War and the prosperity by nuclear of the United States. After the atomic bombings of Hiroshima and Nagasaki, the United States began nuclear weapons tests, Hydrogen bombs were also developed.