For more than a decade, China has been waging a quiet offensive against the U.S. dollar, and the front line has been oil.
Beijing’s pitch to oil-producing countries has been simple: stop pricing your crude in U.S. dollars and start accepting Chinese yuan instead. Every barrel that trades in yuan is a barrel that doesn’t reinforce dollar dominance — and the dollar’s status as the world’s reserve currency is the foundation of America’s ability to borrow cheaply, sanction adversaries, and project financial power.
China has been making real progress. In November 2023, the People’s Bank of China and the Saudi Central Bank signed a $7 billion currency swap agreement — the first such deal between the two countries — designed to enable direct yuan-riyal settlement and bypass the dollar.
In June 2024, Saudi Arabia joined mBridge, the cross-border digital currency platform led by China and the Bank for International Settlements that has been processing tens of billions in yuan-based settlements. Russia now sells most of its oil in yuan. The dollar’s share of global foreign exchange reserves has slipped to roughly 57%, the lowest level since 1994.
Trump Flips The Petrodollar Script
Then Donald Trump returned to the White House — and the math started running in reverse.
It began with Venezuela. On January 3, 2026, U.S. special forces captured President Nicolás Maduro in a raid on Caracas. Trump declared at a Mar-a-Lago press conference that the United States would “run” Venezuela “until such time as we can do a safe, proper and judicious transition,” and announced that “very large United States oil companies” would “go in, spend billions of dollars, fix the badly broken infrastructure” and start selling Venezuelan crude.
Vice President JD Vance later put it bluntly on Fox News: “The way that we control Venezuela is we control the purse strings.” Venezuela sits on the largest proven oil reserves in the world — 303 billion barrels, roughly 17% of the global total — and PDVSA, the state oil firm, is now in negotiations to sell crude to the United States. Every barrel of it priced in dollars.
America Becomes The World’s Backup Barrel
Then came Iran. The war locked down the Strait of Hormuz, and the IEA’s executive director Fatih Birol has called it the largest oil supply disruption in history — bigger, he said, than the 1973 and 1979 oil shocks and the 2022 Russia disruption combined. Birol told the Atlantic Council in late April that roughly 13 million barrels per day of supply have been shuttered.
Asia’s refiners, suddenly cut off from the Persian Gulf, scrambled for replacement barrels. They have been finding them in U.S. WTI, U.S. Mars crude, Kazakh CPC Blend, and West African sweet — almost all of it priced and settled in dollars.
Asia’s April crude imports are on track for the lowest level since 2016. Trump told CNBC that giant tankers are now arriving “empty” at U.S. ports in Texas, Louisiana, and Alaska, specifically to load American oil.
Bessent’s Quiet Swap-Line Power Play
The decisive piece, though, is happening at the Treasury. Secretary Scott Bessent has been quietly extending permanent dollar swap lines to Gulf and Asian allies — standing arrangements that let those countries access dollars on demand.
The United Arab Emirates, hammered by Hormuz disruptions, has reportedly engaged Bessent on swap lines. The Argentina precedent matters here: a $20 billion U.S.-Argentina swap signed in October 2025 was repaid in full and earned the Treasury tens of millions of dollars in profit — a working proof of concept that Bessent is now scaling toward the Gulf.
For the UAE — which announced its exit from OPEC effective May 1, 2026 — the choice has been laid out starkly: keep hedging with the yuan, or take the standing dollar lifeline Washington is offering. The UAE’s engagement with Bessent suggests Abu Dhabi has picked a side. And it isn’t China’s.
Stu Turley, CEO and President of Sandstone Group and co-host of the Energy News Beat podcast, frames the broader pattern bluntly. “By controlling Venezuelan oil flows in dollars, offering swap lifelines to Gulf states like the UAE amid war-induced shocks, and creating permanent dollar infrastructure,” Turley wrote in a recent Substack post, “the U.S. is rebuilding dominance by design rather than inertia.” He calls the strategy a “hybrid petrodollar for the 21st century.”
What Wall Street Hasn’t Priced Yet
Step back and the architecture comes into focus. Each piece — Venezuelan oil flowing through U.S. companies, Asia’s refiners forced to buy American crude, the UAE leaving OPEC and reaching for U.S. swap lines — pulls the global oil trade back toward dollar settlement at exactly the moment China was banking on fragmentation in its favor. None of this needs a master plan to matter. The convergence is the story.
For markets fixated on Brent’s daily moves, the real story is happening underneath. Trump hasn’t just disrupted the global oil order. He’s quietly used that disruption to push back hard against China’s most ambitious financial project in a generation. Wall Street hasn’t fully priced it in yet. Beijing has.
What Investors Should Watch Next
The cleanest tells will come from three places.
- First, watch for additional Gulf states — Saudi Arabia, Qatar, Kuwait — formally engaging the Treasury on swap lines; each one further drains the petroyuan project.
- Second, watch the share of new Middle Eastern oil contracts settled in dollars versus yuan; mBridge volumes flatlining or reversing would confirm the shift.
- Third, watch the U.S. Dollar Index (DXY) — sustained strength against a backdrop of high oil prices is historically rare and would signal the petrodollar architecture is reasserting itself.
For equities, U.S. integrated oil majors like Exxon (NYSE:XOM) and Chevron (NYSE:CVX) remain the most direct beneficiaries of a world where dollar-priced American crude is the world’s backup barrel. Defense and dollar-linked financial infrastructure names benefit on a longer arc.
The trade that doesn’t yet exist on most desks: shorting the assumption that de-dollarization is a one-way street.
Image: Shutterstock
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