1950 north korea invades south korea north korea invades south korea

19501950 North Korea invades South KoreaNorth Korea invades South Korea

Nuclear OptionNuclear Option MacArthur said yes….MacArthur said yes…. Truman said no….Truman said no…. What do you think should have been What do you think should have been

done?done?

North Koreans advance…North Koreans advance…

United Nations sends in troopsUnited Nations sends in troops (Why no USSR veto?) (Why no USSR veto?)

China sends in troops….China sends in troops….

TodayToday

1952 US gets hydrogen bomb 1952 US gets hydrogen bomb (thermonuclear 500x stronger)(thermonuclear 500x stronger)

1953 USSR gets hydrogen bomb1953 USSR gets hydrogen bomb

Mutually Assured DestructionMutually Assured Destruction The idea that since everyone acts in The idea that since everyone acts in

their own best interest—we need to their own best interest—we need to guarantee that the other side will not guarantee that the other side will not survive an attack on the other, survive an attack on the other, thus….thus….

We will have peace since if one side We will have peace since if one side ever starts a war they will be assured ever starts a war they will be assured that everyone will be DESTROYED.that everyone will be DESTROYED.

Stalin dies….Stalin dies….

KhruschevKhruschev

Warsaw Pact (1955)Warsaw Pact (1955)East GermanyEast Germany

HungaryHungaryPolandPoland

RomaniaRomania U. S. S. R. U. S. S. R.

AlbaniaAlbaniaBulgariaBulgaria

CzechoslovakiaCzechoslovakia

Hungarian anti-communist Hungarian anti-communist uprisinguprising

"[T]he Soviet Government is prepared to enter "[T]he Soviet Government is prepared to enter into the appropriate negotiations with the into the appropriate negotiations with the government of the Hungarian People's Republic government of the Hungarian People's Republic and other members of the Warsaw Treaty on the and other members of the Warsaw Treaty on the question of the presence of Soviet troops on the question of the presence of Soviet troops on the territory of Hungary." territory of Hungary."

1957 USSR gets first ICBM1957 USSR gets first ICBM

1957 USSR sends satellite into 1957 USSR sends satellite into space.space.

1958 US sends satellite into 1958 US sends satellite into space--space--

1958 USSR sends dog into 1958 USSR sends dog into space. space.

1959 US develops ICBM1959 US develops ICBM