To change the nuclear doctrine, Russian President Vladimir Putin needs China’s approval. However, this may be a problem, according to the material by RBC-Ukraine “Putin goes all-in: What’s behind Russia’s latest nuclear blackmail?” According to Oleksii Izhak, an expert on regional security at the National Institute for Strategic Studies, Moscow is now facing a problem—the world has stopped fearing nuclear weapons because their use is highly restricted. Current international norms dictate that nuclear weapons can only be used in conflicts between nuclear states. Russia is dissatisfied with this…