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Last Stand for Nuclear Diplomacy: New START Treaty Set to Expire Amid Rising Global Tensions
Table of Contents
As the final nuclear arms agreement between the United States and Russia nears its expiration on Thursday, the world faces a heightened risk of a renewed nuclear arms race, prompting urgent calls for a return to diplomatic engagement. President donald Trump, who has publicly expressed a relaxed stance toward the treatyS end, retains the option to pursue an extension proposed by Russian leader Vladimir Putin, potentially averting a perilous escalation in global nuclear capabilities.
The Fragile Fabric of Arms Control
The potential lapse of the 2010 New START treaty represents more than just the expiration of a single agreement; it signifies the unraveling of a decades-long framework of nuclear diplomacy. For half a century, Washington and Moscow have recognized the mutual benefit – and the global imperative – of arms control, engaging in extensive negotiations to foster confidence and minimize the risk of nuclear war stemming from miscalculation or misunderstanding.According to one analyst, abandoning this shared approach carries increasingly dire consequences in a rapidly changing geopolitical landscape.
A Tripolar Nuclear World
While Russia and the U.S. currently hold approximately 90% of the world’s 12,000+ nuclear warheads, China is rapidly expanding its nuclear arsenal, aiming to close the gap with its rivals. This shift towards a tripolar nuclear dynamic adds complexity to the already precarious situation. Moreover, concerns are mounting over Russia’s potential deployment of tactical nuclear weapons in the ongoing war in Ukraine – a move that would breach decades of international consensus. These “low yield” weapons, despite their designation, possess destructive power exceeding that of the bombs dropped on Hiroshima and Nagasaki during World War II.
Technological Advancements and Escalating Risks
The advent of new technologies, including hypersonic weapons, space-based weaponry, and artificial intelligence, introduces a new layer of complexity and risk to the nuclear equation.These advancements challenge existing arms control frameworks and increase the potential for miscalculation. Mr.Trump has indicated a willingness to explore broader nuclear deals, potentially including China, but Beijing insists that the U.S.and Russia must first significantly reduce their arsenals.
A History of Cooperation and Its Recent Erosion
The New START treaty built upon a series of arms accords dating back to the Cold War, focusing not only on limiting weapons but also on fostering mutual trust thru interaction, data sharing, and verification. Starting in the 1970s, the U.S. and Soviet Union agreed to limit antiballistic missiles and nuclear tests, culminating in the 1987 Intermediate-Range Nuclear Forces Treaty, which eliminated an entire class of weapons with extensive verification measures. However,this fabric of cooperation has been fraying in recent years. During his first term, President Trump withdrew from the intermediate-range missile treaty in response to Russia’s deployment of a new cruise missile, and also questioned the treaty’s relevance given China’s growing military capabilities.
While the warhead limits under New START have largely been observed, provisions for data sharing and inspections have stalled due to the coronavirus pandemic and, more significantly, Russia’s full-scale invasion of Ukraine in 2022. As an inevitable result, rebuilding the broader arms-control architecture of the past five decades will be a monumental undertaking, regardless of New START’s fate.
Calls for a Return to Diplomacy
The stakes were underscored on Wednesday with an impassioned plea from Pope Leo XIV, who urged the U.S.and Russia to avert a new arms race. “It is more urgent than ever to replace the logic rooted in fear and mistrust with a shared ethic … toward the common good,” he stated.
The expiration of New START is not merely a technical issue; it represents a critical juncture in global security. Replicating the decades-long effort to build confidence and transparency will require a basic shift in approach and a renewed commitment to diplomatic engagement, lest the world sleepwalks into a new and dangerous era of nuclear proliferation and instability.
