South Korea Does not Want Its Personal Nuclear Weapons

As if the world weren’t messy sufficient, North Korean chief Kim Jong Un is again to his traditional antics with a flurry of current missile exams, prompting varied responses from america, South Korea, and Japan. Including a brand new twist to a well-known story, North Korea flew bombers and fighter jets near South Korean airspace, forcing Seoul to scramble its personal plane.

In fact, though it has pale from international headlines, North Korea’s nuclear advances have quietly reshaped regional safety dynamics because the “fireplace and fury” days of 2017. That is very true in relation to the query of whether or not South Korea ought to construct its personal nuclear weapons. The South Korean public has lengthy supported this selection: Current polls have discovered that 71 p.c of South Koreans favor a nuclear functionality.

They’re more and more joined by South Korean leaders who query whether or not america will come to Seoul’s protection now that North Korean missiles can reportedly attain any U.S. metropolis. As Lee Baek-soon, a former South Korean ambassador to Australia, put it, “the reliability of [the U.S.] nuclear umbrella is in query as North Korea possesses intercontinental ballistic missiles able to placing the U.S. mainland.”

As if the world weren’t messy sufficient, North Korean chief Kim Jong Un is again to his traditional antics with a flurry of current missile exams, prompting varied responses from america, South Korea, and Japan. Including a brand new twist to a well-known story, North Korea flew bombers and fighter jets near South Korean airspace, forcing Seoul to scramble its personal plane.

In fact, though it has pale from international headlines, North Korea’s nuclear advances have quietly reshaped regional safety dynamics because the “fireplace and fury” days of 2017. That is very true in relation to the query of whether or not South Korea ought to construct its personal nuclear weapons. The South Korean public has lengthy supported this selection: Current polls have discovered that 71 p.c of South Koreans favor a nuclear functionality.

They’re more and more joined by South Korean leaders who query whether or not america will come to Seoul’s protection now that North Korean missiles can reportedly attain any U.S. metropolis. As Lee Baek-soon, a former South Korean ambassador to Australia, put it, “the reliability of [the U.S.] nuclear umbrella is in query as North Korea possesses intercontinental ballistic missiles able to placing the U.S. mainland.”

Different South Korean politicians and navy leaders are much more express. “Both American prolonged nuclear deterrence is formidable and credible, or South Korea acquires its personal nuclear weapons,” Chun In-bum, a former commander of South Korea’s particular forces, advised the Monetary Occasions, earlier than including, “I’ve by no means doubted an American soldier. However I might be silly to put my nation’s safety within the fingers of an American politician.” A rising variety of Western analysts appear to agree.

Nevertheless, the arguments supporting this transfer all depend on historic examples of nuclear deterrence from one other place and one other time: a flawed understanding of the safety dynamics of Chilly Struggle Europe. A more in-depth have a look at this context demonstrates that South Korea doesn’t want its personal arsenal—and that buying one will really hurt U.S. pursuits within the brief and long run.


Proponents of a nuclear South Korea argue that its safety challenges are analogous to these of U.S. allies in Chilly Struggle Europe. When the Soviet Union acquired long-range nuclear missiles, European leaders questioned america’ willingness to defend them. As French President Charles de Gaulle famously quipped to U.S. President John F. Kennedy in 1961, would america actually be prepared to commerce New York for Paris? Writing in these pages, Robert E. Kelly argues, “That very same logic is at work in East Asia at this time. The US won’t sacrifice ‘Los Angeles for Seoul.’” Different American and South Korean analysts make the identical analogy.

As I focus on in my ebook, Atomic Associates: How America Offers With Nuclear-Armed Allies, the 2 conditions usually are not as comparable as they might appear on the floor. In the course of the Chilly Struggle, NATO believed it couldn’t mount a standard protection of Europe. As a substitute, the alliance’s conflict plans required america to make use of nuclear weapons to offset Moscow’s standard superiority. As soon as the Soviet Union gained the aptitude to assault america with nuclear weapons, European leaders questioned whether or not a U.S. president could be prepared to make use of the bomb to defeat a Soviet standard assault.

In explaining what he meant by buying and selling New York for Paris, in response to a abstract of the dialog despatched to U.S. Secretary of State Dean Rusk, de Gaulle advised Kennedy that his concern was america wouldn’t be the “first to make use of nuclear weapons if Soviets launch [a] purely standard assault.”

The issues on the Korean Peninsula at this time are fairly completely different. The US and South Korea take pleasure in standard superiority over North Korea’s navy. Seoul alone spends about 10 occasions as a lot on its navy as Pyongyang, and the expertise hole is even wider. In contrast to in Chilly Struggle Europe, U.S. and South Korean forces might repel a purely standard invasion.

Due to this fact, questions on U.S. credibility on the Korean Peninsula are premised on two situations. First, if North Korea invades, will america mount a standard protection of South Korea understanding Kim might resort to nuclear weapons to forestall defeat on the battlefield? Second, would america be prepared to make use of nuclear weapons to retaliate towards North Korean nuclear assaults on South Korea?

European leaders didn’t doubt both of this stuff throughout the Chilly Struggle, and South Korean officers shouldn’t at this time. With a unified NATO command, and hundreds of thousands of U.S. troops on the entrance traces, European officers knew america would inevitably battle an invading Soviet drive utilizing its standard capabilities. The identical is true in Korea at this time, given the unified command and huge U.S. troop presence there.

Many are involved that america would possibly withdraw from the Korean Peninsula if Donald Trump, or somebody with comparable views, turns into president once more. That is comprehensible, but it surely ignores the almost unanimous bipartisan assist for sustaining a U.S. troop presence in South Korea. Throughout Trump’s presidency, Republican members of Congress had been constantly prepared to face as much as him on this concern.

Actually, Congress put a provision in its annual protection coverage laws forbidding the president from withdrawing from South Korea. There’s a strong bipartisan consensus that the Indo-Pacific is America’s precedence area, which supplies a good stronger foundation to assist sustaining a big U.S. troop presence on the Korean Peninsula sooner or later.

European leaders additionally believed america would use nuclear weapons if the Soviet Union launched nuclear assaults on Western Europe. In keeping with a memo of Kennedy’s go to to Paris in 1961, de Gaulle himself stated he “totally believes that if the Soviets begin atomic warfare, the US will retaliate.” So ought to South Korean leaders at this time. If North Korea used nuclear weapons towards South Korea, U.S. troops on the peninsula and Individuals residing there could be caught within the crossfire.




A doc that chronicles U.S. President John F. Kennedy’s dialog with French President Charles de Gaulle in Paris in 1961.

The primary two pages of a doc that chronicles U.S. President John F. Kennedy’s dialog with French President Charles de Gaulle on the Élysée Palace in Paris on the morning of June 2, 1961. Learn the complete memo.

The United States is hardly identified for appearing with restraint when its navy or residents are attacked. The tragedies of Pearl Harbor and 9/11—through which 1000’s of Individuals had been killed—would numerically pale compared to Kim utilizing nuclear weapons in South Korea, the place tens of 1000’s of U.S. troops and civilians would virtually definitely be killed.

Any U.S. president could be below no less than as a lot strain to retaliate as Franklin D. Roosevelt and George W. Bush had been of their respective historic contexts. The underside line is, whether or not resorting to the nuclear arsenal or not, U.S. political leaders couldn’t permit Kim or his regime to outlive if it used nuclear weapons towards South Korea.

Managing prolonged deterrence will at all times be an extremely fickle, unsure enterprise. To do it efficiently, america should repeatedly make its commitments clear to each South Korea and North Korea, simply because it did with NATO and the Soviet Union throughout the Chilly Struggle. In contrast with deterring a standard assault on West Germany utilizing nuclear weapons throughout the Chilly Struggle, deterring a nuclear assault from North Korea at this time is a far simpler activity. South Korean protection planners ought to really feel some degree of assurance from this, mixed with america’ sturdy and rising curiosity of their nation’s safety.

In addition to suggesting that South Korea ought to belief america’ safety assure, Chilly Struggle Europe additionally reveals the risks {that a} South Korean nuclear weapons program might pose to america. As soon as Britain and France acquired the bomb, they each slashed their standard forces—choices that London and Paris explicitly tied to their possession of nuclear arms.

With nuclear forces making certain their protection, British and French leaders needed to spend much less on weapons and extra on butter. Washington chafed at British and French navy cuts as a result of they pressured america to shoulder a better share of the protection burden. Not a lot has modified since, as america equally wants its Indo-Pacific allies to strengthen their standard forces as an alternative of permitting them to atrophy to create redundant strategic arsenals.

An much more alarming chance is {that a} nuclear-armed South Korea might order U.S. forces off its territory. As soon as France had an operational nuclear deterrent, de Gaulle withdrew Paris from NATO’s unified command and eliminated U.S. and NATO troops from French territory. De Gaulle tied this resolution to France having the bomb, but it surely was additionally rooted in his preexisting views on French nationalism, the worth of alliances, and U.S. involvement in European affairs.

Notably, the South Korean left has comparable views on many of those points. Internationally, South Korean liberals and progressives are greatest identified for having dovish views towards North Korea. However they’re additionally protection hawks who favor extra strategic autonomy, which is partly primarily based on a type of Korean nationalism. It’s hardly unthinkable that, as soon as safe with a nuclear arsenal, a left-leaning South Korean administration would assert strategic autonomy by eradicating U.S. troops from the nation, a lot as France did.

Dropping entry to South Korea could be a devastating blow to america’ navy posture within the Indo-Pacific and much more impactful than de Gaulle’s motion. NATO’s multilateral nature allowed Washington to relocate its forces to Belgium and Germany, however this selection wouldn’t be out there in at this time’s Indo-Pacific, given the U.S. “hub and spoke” alliance system within the area. Put merely, if Seoul demanded a U.S. withdrawal, these forces couldn’t be simply relocated some place else within the area.

Regardless of at this time’s unprecedented North Korean nuclear menace, a more in-depth have a look at Chilly Struggle historical past suggests South Korean nuclear weapons aren’t mandatory to discourage Kim. The U.S.-South Korean alliance, backstopped by the U.S. nuclear deterrent, is able to defending South Korea.

Moreover, because it deepens its engagement within the Indo-Pacific, america can have a good better incentive to keep up its presence in South Korea. Regardless of this assurance, the alliance ought to rigorously heed the teachings of historical past. If Seoul had been to someday purchase nuclear weapons, it’s unlikely to make South Korea or america safer. Quite the opposite, doing so would undermine their alliance and weaken america’ navy posture within the Indo-Pacific.

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