Nuclear Deterrence

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    • Changing State Perception of Nuclear Deterrence in Japan and South Korea

    With increasing North Korean nuclear and missile threats, and Chinese nuclear force modernisation, the prospects of indigenous nuclear weapons acquisition by Japan and South Korea cannot be ruled out.

    Abhishek Verma and Arnab Dasgupta
    August 03, 2023

    Vineet Ravindran asked: Is India developing a Hypersonic Glide Vehicle? What is its role in the Indian security environment? Does it enhance deterrence?

    Ajey Lele replies: Broadly, there are two main categories of hypersonic weapons, hypersonic glide vehicles (HGVs) and hypersonic cruise missiles. The HGVs are launched from a rocket towards the target, while hypersonic cruise missiles are powered by high-speed air-breathing engines called scramjets.

    Vineet Ravindran asked: What is Pakistan's nuclear doctrine? Is it clearly defined like India's? What role does it play in Pakistan's security policy?

    Rajiv Nayan replies: Pakistan has not yet formally issued a nuclear doctrine. However, Pakistani officials keep issuing nuclear policy statements in different forums. The Pakistan Government and even the international community treat these declaratory statements as Pakistan’s nuclear doctrine.

    How Can Missile Defences Affect Nuclear Deterrence? An Offence-Defence Theoretical Perspective

    How will ballistic missile defences affect nuclear deterrence? This is a question as old as the nuclear revolution but has attained significance in the current security environment wherein nuclear-armed states are increasingly pursuing development and deployment of BMD and their doctrinal integration with strategic forces and postures. Yet, the advent of BMD is bereft of conceptual clarity as their effects on nuclear deterrence is yet to be aptly understood.

    A. Vinod Kumar
    January 2022

    Pentagon Report and the Chinese Nuclear Forces Assessment

    The rapid increase in the nuclear forces of China, as revealed in the 2021 Pentagon Report, is a matter of serious concern. Several countries are undertaking exercises to ascertain the strategic and security implications of the feared expansion of the Chinese nuclear stockpile.

    Rajiv Nayan
    December 14, 2021

    China’s DF-41 Ballistic Missile Deployment and the Impact on its Nuclear Deterrence

    The deployment of the DF-41 ballistic missile in China shows that the nature of its nuclear posture is at a critical stage of evolution. On the one hand, the deployment illustrates the achievements in Chinese missile modernisation, which poses a threat to the US deterrence capacity. On other hand, it exposes the limitations in its deployment patterns.

    M.S. Prathibha
    October-December 2019

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