• The Cold War Intensifies (327)
  • August 29th, 1949: Soviet Union detonates
  • an atomic bomb at a test site in Siberia
    • Military balance shifts: both sides in the Cold War have nuclear weapons
    • This triggers an arms race to develop more powerful thermonuclear weapons (hydrogen bombs)
  • 1952: United States detonates world’s first
  • hydrogen bomb
  • 1953: Soviets detonate thermonuclear bomb
  • October 1, 1949: Chinese communists (led by
  • Mao Zedong) win civil war against Chinese
  • Nationalists
  • -Mao establishes a communist regime:
    • “The People’s Republic of China”
    • The Nationalists flee to Taiwan claiming to be the legitimate Chinese government
    • -The US:
      • Demands that NATO does not recognize the communist government in China (most nations comply until the late 60s)
      • Demands that the Taiwan government represents China at all United Nations councils
      • Provides financial and military aid to Taiwan to prevent attacks from China
      • Anti-Communism (328)
      • Gouzenko affair confirms anti-communist fears in North America
      • In the US, anti-communist investigations are led by Senetor Joseph McCarthy (McCarthyism)
  • In Canada:
    • RCMP secretly investigates potential “commies”
    • Immigrants believed to be communists or sympathizers are denied entry into Canada
    • Known communists are deported or denied to visit Canada
    • The Korean War (328)
    • Korea taken over by Japan in early 1900s
    • After WWII Soviet occupied Northern part of Korea and put in a communist gov’t
    • American troops occupied South
    • June 1950: North Korea invaded South Korea
    • Americans view this as an act of communist agression
    • US orders an emergency meeting of the UN Security Council – take action (Soviets boycott to protest China not being recognized)
    • Ordered N.Korea to withdraw…UN members to send military forces (under American command)
    • Canada sent one infantry brigade, 8 naval destroyers, air squadron, 27 000 soldiers
    • 1951:Princess Patricia’s Light Infantry won praise—they were outnumbered 8-1, spent 3 days in hand-hand fighting, but held on and won Battle of Kapyong, preventing Seoul (capital) from falling
    • 516 Canadians were killed in Korean War, over 1000 wounded
    • Showed world Canada was prepared to take a responsible role in UN
    • Korean War ended in 1953 with a truce
    • War did not succeed in uniting the 2 Koreas

  • Suez Canal Crisis (329)
  • 1956: Egypt (President Nasser) decided to take over the Suez Canal from British and French control
  • The Suez Canal (in Egypt) was vital in eastern trade-travel
  • Alarmed Israel, Britain, and France; they responded by attacking Egypt
  • Soviets threatened to send missiles to support Egypt
  • US warned they would step in if Soviet Union interfered
  • Lester B. Pearson (then Canadian Secretary for State for External Affairs), persuaded the UN General Assembly to order all foreign troops out of Egypt
  • He convinced UN to set up a United Nations Emergency Force (UNEF)-an international police force to keep peace b/w rival armies
  • The force would not fight unless attacked; observe, investigate, mediate, report back to UN General Assembly
  • Composed of 6000 soldiers; 1000 were Canadian
  • Major-General Burns of Canada commanded UN force
  • Egypt, Israel, Britain, and France obeyed the ceasefire
  • UNEF succeeded in bringing peace to region
  • Pearson was awarded Nobel Peace Prize in 1957
  • The Nuclear Arms Race (330
  • By the mid 1950s, the US and Soviets had huge stockpiles of newer, larger and more deadly weapons (H-Bombs)
  • H-Bombs were 40x more powerful than A-Bombs
  • Canada was stuck in the middle: geographically, it was between the Soviet Union and the US
  • The DEW line was along the Arctic coastline
  • Consisted of 3 radar stations able to detect and intercept flights from Soviet bombers
  • A larger system called the North American Air Defence (NORAD) was built in 1957
  • PM John Diefenbaker reluctantly agreed
  • Increased defence co-operation between Canada and the US
  • Main headquarters in Colorado (US) and North Bay, Ontario
  • 56 Bomarcs (anti-aircraft winged missile) equipped with nuclear warheads were stationed at NORAD sites
  • Diefenbaker accepted the Bomarcs, American made missiles for Canadian army in Europe, C-140 jetfighters for NATO squadrons – this showed Canada was willing to accept a strong role in NORAD and NATO
  • Diefenbaker did not accept American nuclear weapons to arm the missiles and aircraft of the Canadian Armed Forces – Many Canadians protested against the “nukes”
  • Preparing for the Bomb
  • Video: “Duck and Cover”
  • Bomb Shelters
  • Underground shelters are built across North America to protect citizens from nuclear fallout
  • Built in remote areas, under large buildings, and even in the basements of homes
  • 2400 were built in Toronto (cost $4000 each)
  • Bomb Shelters
  • The ideal shelter had to provide protection from the impact of the falling bomb and from firestorms
  • It needed its own supply of fresh air and water, as supplies from the outside would be contaminated
  • Thousands of Canadians built some sort of shelter, usually in their basements
  • They stocked up on canned food and bottled water in their car trunks or cellars
  • Nuclear Holocaust Activity
  • Doomsday Clock
  • Sputnik (331)
  • 1957: Soviet Union uses a ballistic rocket to launch the first human-made earth satellite “Sputnik”
  • Proved the Soviets could use missiles to send nuclear weapons deep into the American heartland
  • Both superpowers work to make even bigger missiles
  • The Berlin Wall
  • 1961: The Berlin Wall (barbed wire barricade and concrete wall, 155km long, 3.6m high) is constructed
  • Life in West Germany (democratic) was better than East Germany (communist) because the West received financial aid through the Marshall Plan.
  • In 1952, the border between the East and West was closed by the East German government making it more difficult to “escape” to the West.
  • Between 1949 and 1961, it is estimated that 2.6 million East Germans escaped to West Berlin.
  • The construction of the Berlin Wall in 1961
  • The Berlin Wall in 1986
    • The Cuban Missile Crisis (331)
    • October 1962: Dangerously close to nuclear war
    • Cuba=communist; near US; Soviets installed missiles in Cuba
    • Khrushchev (USSR) felt US would invade Cuba and harm the spread of communism
    • US demanded missiles be removed; blockaded Soviet Ships
    • End of October, JFK (US) reached agreement with Soviet
    • Soviets dismantle
    • US won’t invade Cuba and would remove warheads in Turkey
    • US asked Canada to put forces on alert; Diefenbaker hesitated, causing a deep rift; Bomarcs still not armed with warheads
    • Diefenbaker accused the US of pressuring Canada
    • 1963- Pearson becomes PM; arms Bomarc missiles with nuclear warheads
  • The Cold War Winds Down (345-6)
  • In the 60s and 70s, the Cold War enters a period of détente (a relaxing of tensions between nations)
  • A direct “hotline” is setup between the US and the Soviet Union to ensure that a nuclear war is not sparked by a “misunderstanding”
  • 1963: The US and the Soviet Union sign a nuclear-test-ban treaty
  • A series of arms limitations talks begin aimed at disarmament.
  • By 1979, the US and Soviet Union signed two arms limitation treaties which set limits on the types of nuclear arms they can have/use
  • However, this was not the end of the Cold War
  • Instead of fighting with eachother, the US and Soviet Union lend military support to other countries engaged in struggles between communism and democratic capitalism (Vietnam, Asia, Africa)
  • Proxy Wars: Wars between nations that are not fought within their borders, but in the territories of other nations, often by supporting various factions in those other nation’s wars.
  • Sports become an extension of the Cold War (Canada vs USSR becomes Cold War on Ice)
  • Foreign aid used as a weapon during proxy wars

  • 1979: Cold War Heats Up Again
    • Soviets place 350 missiles in Eastern Europe
    • US announces plan to put cruise missiles in Western Europe
    • Soviets invade Afghanistan (Canada, US and other Western countries boycott 1980 Moscow Olympics – USSR then boycotts 1984 Los Angeles Olympics)
    • 1981: US President Ronald Reagan speaks out against the Soviet Union “evil empire”
    • Reagan speaks about ways of “winning” a nuclear war and announces a $180 billion increase in defence spending
    • Reagan proposes the “Strategic Defense Initiative” (SDI) nicknamed “Star Wars”
    • Space based technology intended to destroy Soviet missiles attacking the US
    • The Cold War Ends (346)
    • In the 1980s, Mikhail Gorbachev (the new leader of the Soviet Union) attempts to make economic and political reforms (make it more like the West)
    • Gorbachev loosened the Soviet hold over the Warsaw Pact nations
    • 1989: Much of the Iron Curtain collapsed.
    • The Berlin Wall was torn down
    • Communist control in East Germany melted away
    • East Germany reunified with West Germany
    • Many other communist states (Poland, Czecholovakia, Baltic States) replace communist governments with democratic ones
    • 1991: Soviet Union broken into 15 smaller states.
    • With the collapse of the Soviet Union, the Cold War Ended.
    • When TIME sent photographer Anthony Suau to cover the opening of the border between East and West Berlin in 1989, this is what he observed.
author avatar
William Anderson (Schoolworkhelper Editorial Team)
William completed his Bachelor of Science and Master of Arts in 2013. He current serves as a lecturer, tutor and freelance writer. In his spare time, he enjoys reading, walking his dog and parasailing. Article last reviewed: 2022 | St. Rosemary Institution © 2010-2024 | Creative Commons 4.0

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