1. Essential Question:
What led to the Cold War between the United States & Soviet Union?
CPUSH Agenda for Unit 12.1:
Clicker preview questions
Cold War notes
Today’s HW: 26.1
Unit 12 Midterm: Friday, March 11

2. The USA after World War II
The end of WWII in 1945, marked a turning point in U.S. history by taking an active role in world affairs
The USA became a leader in the United Nations & World Bank
The U.S. occupied & helped rebuild Japan after the war
The U.S. helped found Israel as a Jewish nation in the Middle East

3. The Cold War
The most important change in U.S. foreign policy after WWII was the beginning of the Cold War
The Cold War was an era of distrust & hostility between the USA & USSR from
It was an era of competing ideologies: The USA promoted democracy & capitalism while the USSR tried to spread communism

4. Vladimir Lenin led the Bolsheviks in the Russian Revolution in 1917
Causes of the Cold War
During WWII, the USA & USSR worked together to defeat the Axis Powers, but...
In the 1920s, Americans feared the spread of Communism during the “Red Scare”
The USA sent troops to fight the “Red Army” during the Russian Civil War
After Lenin’s death in 1924, Joseph Stalin became dictator of the USSR & started his Five Year Plans
Vladimir Lenin led the Bolsheviks in the Russian Revolution in 1917

5. Causes of the Cold War
WWII increased hostilities between the USA & the USSR:
The U.S. & USSR emerged from the war as rival superpowers
The development of the atomic bomb gave the USA a monopoly on nuclear weapons

6. WWII increased hostilities between USA & USSR
But Stalin never did; By the time of the Potsdam Conference, Stalin began extending his control over Eastern Europe
At the Yalta Conference, Stalin agreed to allow self-determination in Eastern Europe
Stalin refused to remove his military or allow free election in Eastern Europe
As a result, Eastern European nations turned to Communism & became Soviet satellites—nations influenced by the USSR (the “Eastern bloc”)

7. At the end of the war, Germany was divided into a zone occupied by the USSR (which became East Germany) & a zone occupied by the USA, Britain, & France (West Germany)

8. Communism & Totalitarianism
The USA began to view Stalin in the 1940s as a new Hitler—a dangerous dictator who wanted to take over the world
The Iron Curtain
Communism & Totalitarianism
Capitalism & Democracy

9. Since the end of WW2, Stalin has pressured numerous Eastern European nations to turn Communist. If this pattern continues, Western Europe could be next

10. In 1947, the U.S. began a policy of Containment to stop the spread of Communism by the USSR
When the USSR began pressuring Greece & Turkey to turn communist, the USA created the Truman Doctrine: U.S. economic & military aid to any country threatened by communism
“A long-term, patient but firm, and vigilant containment of Russian expansionist policies… will eventually force the USSR to live in peace with the West”
—Secretary of State, George Marshall
T =
The Truman Doctrine worked & neither Greece nor Turkey fell to communism

11. Congress appropriated $400 million in aid to Greece & Turkey

12. By 1952, Western Europe recovered & Communism never took root
In 1947, the U.S. began a policy of Containment to stop the spread of Communism by the USSR
M =
European nations had difficulty recovering after WWII which led to fears of communism in Europe
The U.S. created the Marshall Plan: offered $13 billion to help rebuild post-war Europe
By 1952, Western Europe recovered & Communism never took root

13. In 1947, the U.S. began a policy of Containment to stop the spread of Communism by the USSR
In 1948, the USSR used military force to turn Czechoslovakia to communism; This led to fears that Stalin would use similar tactics in Western Europe
In 1949, the USA formed the North Atlantic Treaty Organization (NATO): a military alliance among democratic countries

14. NATO was one of many alliances the USA would form with democratic nations over the course of the Cold War
NATO
Communist Bloc

15. The Berlin Blockade
In 1948, the USSR responded to Containment by cutting off all traffic to Berlin in East Germany
The USA began the Berlin Airlift to bring food, fuel, & supplies to keep West Berlin from turning to Communism
The standoff lasted 2 weeks until Stalin lifted the blockade

17. Reorganizing the Government
The new air force was the preferred military agency of the Cold War because airplanes could drop nuclear bombs if needed
By 1947, the U.S. gov’t created 3 new agencies during the Cold War
Dept of Defense to direct the Army & Navy; The military created the Air Force
Central Intelligence Agency to collect & manage information among all gov’t agencies
Nat’l Security Council to advise the president on nat’l security

18. Department of Defense

19. The Cold War Expands

20. The Soviets responded with their own hydrogen bomb in 1953
The Nuclear Arms Race
The Soviet atomic bomb motivated the USA to regain its nuclear advantage; In 1952, the U.S. tested the 1st hydrogen bomb (1,000 times more powerful than the a-bomb)
The U.S. monopoly on nuclear weapons technology ended in 1949 when the USSR successfully tested their own atomic bomb
The Soviets responded with their own hydrogen bomb in 1953

21. The Cold War in Asia
Containment stopped communism in Europe, but by the late 1940s the Cold War spread to Asia:
Since the 1930s, Communist Mao Zedong fought democratic leaders for control of China
In 1949, Mao gained control & turned China to communism
Americans blamed President Truman for “losing China”
Truman “lost” China after a

22. The Cold War in Asia
America’s response to the fall of China was to more aggressively confront Communism in the world
The U.S. expanded the military & stockpiled nuclear weapons
The USA feared that China would influence its neighbors to turn communist (“domino theory”)
In 1950, the U.S. fought the Korean War to stop communism

23. In 1950, North Korea crossed the 38° & attacked South Korea
The USA led a United Nations intervention to stop North Korea
But, when the USA pushed too close to China, the Chinese Army entered the war & helped North Korea
By 1953, a ceasefire stopped the fighting & the 38° was restored as the boundary between North & South Koreas
After WWII, Korea was divided along the 38° with Communists in the North & democracy in the South

24. The USA stopped the spread of Communism into South Korea, but in 1954, Communist Ho Chi Minh began a war to gain independence for Vietnam

25. Conclusions After World War II, U.S. foreign policy changed:
The U.S. became a superpower that actively intervened in world affairs
The Cold War increased military spending, nuclear weapons, & fears of a war with the USSR
President Truman successfully “contained” Communism in Europe but seemed to fail in Asia

26. Closure Activity: Mapping the Cold War