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Seong Hyeon Choi

HomeSeong Hyeon Choi
Seong Hyeon Choi
Seong Hyeon Choi
Seong Hyeon Choi is a research fellow at the Central European Institute of Asian Studies (CEIAS) and a specialist in Chinese military affairs, North Korea’s foreign and nuclear policy, and South Korea’s defense ties with Europe.
Decapitation Fears Reshape North Korea's Strategic Posture

Decapitation Fears Reshape North Korea’s Strategic Posture

The capture of Venezuelan leader Nicolás Maduro by U.S. special forces has altered Kim Jong Un’s strategic calculus by collapsing the distinction between wartime and peacetime threats to regime survival. For Pyongyang, the nuclear deterrent no longer functions as a bargaining chip, but rather as a core instrument of regime survival.

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China's Pivot on Denuclearizing the Korean Peninsula

China’s Pivot on Denuclearizing the Korean Peninsula

On November 27, 2025, China released its latest arms control white paper titled “China’s Arms Control, Disarmament, and Nonproliferation in the New Era” for the first time since 2005. The new white paper marked a critical policy divergence from its 2005 predecessor by omitting China’s long-standing commitment to the denuclearization of the Korean peninsula.

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US Home Focus Leaves Asia Exposed

America’s Home Focus Leaves Asia Exposed

Last month, the United States deployed the USS Gerald R. Ford Carrier Strike Group (CSG) in the Caribbean Sea for the first time since 1994, signaling an escalation of US military engagement in the Western Hemisphere. Its official mission was to “dismantle Transnational Criminal Organizations and counter narco-terrorism in defense of the Homeland.”

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The Race for Maritime Balance in the Asia-Pacific

The Race for Maritime Balance in the Asia-Pacific

China’s People’s Liberation Army Navy is considered to have the world’s largest naval fleet with around 370 vessels, a status driven by an aggressive modernization campaign. A significant component of this expansion includes its nuclear-powered submarine capabilities, which are crucial for a credible sea-based nuclear deterrent.

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Seoul’s Pivot From Beijing’s Economic Coercion

Seoul’s Pivot From Beijing’s Economic Coercion

In a move that underscores the deepening geopolitical rivalry between Washington and Beijing over strategic industries, China on October 14, 2025, announced sanctions against five US-based subsidiaries of a South Korean shipbuilder. The sanctions, implemented under China’s Anti-Foreign Sanctions Law, banned Chinese firms from doing business with listed entities.

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Rare Earths in the US–China Power Struggle

Rare Earths in the US–China Power Struggle

In further extending its hold over critical technologies, China deepened its control over the rare earth sector earlier this month, broadening restrictions from raw materials to critical processing and manufacturing technologies. Beijing imposed a stringent export licensing regime on technologies related to the entire rare earth value chain.

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Seoul’s Strategic Recalibration Between the US and China

Seoul’s Strategic Recalibration Between the US and China

China’s rise and the intensifying strategic competition between Beijing and Washington have driven South Korea to a crossroads in its foreign policy shift that is both old and new. It is now pushed closer to deciding on how to reposition itself in response to the growing uncertainties, rooted in the tensions between two great powers.

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China-North Korea’s Axial Shift in the Indo-Pacific

Beijing-Pyongyang Axis and Indo-Pacific Shift

China’s military parade on September 3, 2025, underscored Beijing’s ambition to become the central pillar of those opposing the United States’ global hegemony. Several moments highlighted this Chinese aspiration during the parade. The People’s Liberation Army showcased China’s nuclear triad for the first time, comprising land-based, submarine-launched ballistic missiles, and nuclear-capable bombers.

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Eagle Intelligence Reports
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