Also known as thermo-nuclear bomb, a significant power increase above a typical nuclear bomb.
Idea announced by Eisenhower, fueled the idea of MAD
First ICBM missile launched by USSR
21 August 1957
Named the R-7, was a significant range increase. Posed a major threat to the US because they could strike from farther than they could.
Sputnik put into orbit
4 October 1957
Major soviet advance in space-race, moral shift, showed society that the USSR was a very strong world power.
US develop ICBM technology
9 July 1959
1 May 1960
USAF spy aircraft shot down over USSR
First human spaceflight
12 April 1961
Soviets detonate Tsar Bomba
An unnecessarily large bomb meant for intimidation
McNamara proposed idea of counterforce
Heavily criticized as only being preemptive.
Cuban MIssile Crisis
October 16 1962 - October 28 1962
Soviet missiles placed in Cuba, and US missiles in Turkey. End results were the withdrawal of missiles from Cuba and Turkey and the creation of the nuclear hotline.
Partial Test Ban Treaty
7 October 1963
Did not include China, but the other major world powers agreed to stop testing nuclear bombs anywhere but underground, partially because of the risk of nuclear fallout, and partially to slow the arms race and move towards détente
US develop MIRV systems
Added great accuracy to missiles
USSR develop defensive ABM systems
5 March 1970
Nations with nuclear capabilities agreed to not spread nuclear weapons and technology to nations without nuclear capabilities.
USSR develop MIRV technology
Strategic Defense Initiative
March 23 1983
Proposed idea of a laser based anti-missile system, would be an end to MAD. Unrealistic technology, but in combination with the failing USSR economy, was enough to end the Cold War