Nuclear Tensions Rise as China Expands Arsenal, U.S. Faces Tripolar Challenge

China is rapidly expanding its nuclear arsenal and associated infrastructure, signaling a move toward a tripolar nuclear order that concerns U.S. policymakers. Washington is responding with increased deterrence while shrinking from some arms-control options, raising the risk of misperceptions and a regional or global nuclear escalation. The piece argues for more transparency and concrete confidence-building measures—especially about short-range forces—and for resumed high-level dialogue to set credibility on no-first-use or other restraints, aiming to prevent a dangerous race to the bottom while stabilizing bilateral relations.