Washington’s top diplomat has sought to calm nerves in Taipei and allied capitals by insisting that there has been no shift in long-standing United States policy towards Taiwan. Testifying before the Senate Foreign Relations Committee on Tuesday, Secretary of State Marco Rubio said the administration wanted to see the status quo preserved ‘as-is at this moment’, adding: ‘That’s our policy, that’s what we’ve said, that’s what we continue to say.’ The reassurance came after last month’s summit between President Donald Trump and China’s Xi Jinping in Beijing stirred unease on the self-governing island about the depth of America’s commitment to its defence.

Yet the secretary of state also used the budget hearing to stress that dialogue with China was not optional but essential, however deep the differences. ‘The Chinese government and the US government have to speak. There’s really not a choice here,’ Rubio said, noting that ‘significant irritants’ persisted across trade, technology and regional security. He argued that only sustained communication could ‘de-escalate potential points of conflict that could lead to something broader’—a tacit acknowledgment that incidents in the South China Sea or across the Taiwan Strait could rapidly entangle the world’s two largest economies and most powerful militaries.

The backdrop to Rubio’s calibrated message is President Trump’s own provocative statements. In recent weeks, the president described American arms sales to Taiwan as a potential ‘very good bargaining chip’ in dealings with Beijing, remarks widely viewed as transactional and worryingly casual about Taipei’s security. That language triggered alarm not only in Taiwan but also among US allies in the Indo-Pacific who rely on Washington’s strategic consistency. The anxiety rippling through Asian defence circles reflects a fear that Taiwan could become a pawn in great-power horse-trading rather than a matter of democratic principle.

Viewed from Washington, the administration is attempting a delicate two-step: offering the institutional reassurance of a career diplomat like Rubio while preserving Trump’s room for disruptive negotiation. For Taipei, the episode reinforces the uncomfortable reality that its future may depend less on stated US policy than on presidential whims. Beijing, for its part, will be parsing every word for signs of wavering—or of hardened resolve. The challenge for Rubio is to maintain credibility on both sides of the Pacific, a task that will become harder if Mr Trump’s rhetoric continues to diverge from his administration’s official declarations.