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Senators press Rubio to treat China as the century’s principal strategic challenge
Summary
During the confirmation hearing, senators and Marco Rubio focused sustained questioning on China — from economic leverage and technology access to Taiwan defense and the 'porcupine' deterrence strategy.
Senator Marco Rubio told the Senate Foreign Relations Committee that the People’s Republic of China will “define the 21st century” and described it as “the most potent and dangerous near‑peer adversary this nation has ever confronted.”
At the core of the hearing’s China discussion were three themes: economic interdependence and supply‑chain risk, technology controls and allied coordination, and deterrence for Taiwan and the wider Indo‑Pacific.
Rubio and multiple senators emphasized that past U.S. policy allowed China to “take advantage” of rules‑based trade and industrial gaps. Rubio recommended rebuilding U.S. industrial capacity and establishing allied supply chains for critical minerals and semiconductors. He said the U.S. should “prioritize the importance of our industrial capacity and our access to supply chains domestically.”
On Taiwan, Rubio endorsed a “porcupine strategy” — arming and equipping Taiwan to impose high costs on any attempted Chinese forcible reunification — and told senators the United States should work with allies to ensure Taiwan can defend itself. Rubio warned that Xi Jinping treats Taiwan as a “foundational and definitional issue” and urged more defensive resilience across the Indo‑Pacific.
On technology controls, senators sought Rubio’s commitment to expedite an “excluded technology list” for trusted allies so sensitive technologies could be shared among partners but denied to adversaries. Rubio said the Department of Commerce and Defence must coordinate with State to permit faster transfers to “key allies.”
Quotes from the hearing: • Marco Rubio: “They have elements that the Soviet Union never possessed. They are a technological adversary and competitor… I think this will define the 21st century.” • Marco Rubio on Taiwan deterrence: “Porcupine strategy… you want to make the cost of invading Taiwan higher than the benefit.” • Senator Ben Ricketts (paraphrase): “When everything is a priority, nothing is a priority. Your top priority must be the People’s Republic of China.”
Why it matters: Senate confirmation of the top U.S. diplomat will set the tone for how the United States coordinates economic, diplomatic and military measures with allies to blunt China’s reach. Senators pressed Rubio for operational commitments — from export controls to alliances — that would be needed to make the “whole‑of‑government” approach effective.
