Madhav Sethi
Macro · 11 min read

America Isn't Being Unmade. It's Being Un-Privileged.

On the US debt spiral, the slow erosion of dollar primacy, and why Ray Dalio is right about the direction and wrong about the speed.

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In March 2026, as American and Israeli strikes hit Iran and the Strait of Hormuz seized up, something happened in the bond market that wasn’t supposed to happen. US Treasury yields rose. The 10-year reportedly jumped from around 3.96% to 4.22% within days of the strikes; the 30-year climbed from 4.63% to 4.87%. In every crisis of the post-war era, frightened money has fled into Treasuries, driving yields down — that reflex is the load-bearing wall of American financial power. For a few days in March, the wall flexed. Capital that should have rushed in stayed out, or left.

That is the whole story in one image, and it is not the story most people are telling. The popular frame — and Ray Dalio’s — is that we are watching the unmaking of US power, a “Big Cycle” turning toward collapse the way every empire’s did. That frame is wrong, or at least mis-sized. America is not being unmade. It is being slowly un-privileged — stripped, by degrees, of the exorbitant privilege (the unique ability to borrow the world’s money cheaply, in its own currency, almost without limit) that has underwritten its deficits for eighty years. The erosion is real, it is structural, and it is mostly gradual. The danger is not the gradual part everyone can see. It is the fiscal accident — a moment when slow erosion converts into a sudden break in confidence. The March bond move is the first hairline crack in the reflex that makes the privilege possible. That is what’s worth watching, and almost nothing else is.

The spine

The dates that matter are few. Bretton Woods (1944) made the dollar the system’s anchor. Nixon severed it from gold in 1971, and the US has run on faith and Treasury depth ever since — printing through 2008 and 2020 to relieve each crisis. The inflection most analysts now point to is 2022, when the US froze Russia’s dollar reserves after the Ukraine invasion: every sovereign treasurer on earth was put on notice that dollar assets can be switched off. The US–Saudi petrodollar arrangement lapsed in 2024. Then March 2026 — the Iran conflict and the bond move. By mid-2026, three lines had crossed at once: US debt held by the public passed 100% of GDP for the first time since WWII, annual interest costs ($1.04T) overtook defense spending, and the dollar’s share of global reserves slid to a two-decade low of about 57% (the IMF’s COFER measure put it at 56.8% at the end of 2025).

What they say versus what they do

Here is the analytical heart, and it is a gap, not a mystery.

What Washington says: everyone agrees the debt is the threat. Admiral Mike Mullen, former Chairman of the Joint Chiefs, called the national debt the single greatest danger to US security, and the line gets quoted by both parties. Maya MacGuineas of the Committee for a Responsible Federal Budget warns that markets will tolerate the borrowing “only for so long.” The CBO, the GAO, Dalio, and half of Wall Street say the same thing in different registers. Fiscal alarm is bipartisan, universal, and constant.

What Washington does: the opposite. The 2025 reconciliation act added roughly $4.7 trillion to projected deficits — the direct deficit-increasing effects swamping the revenue from new tariffs, some of which the Supreme Court then struck down as unconstitutional. Faced repeatedly with Dalio’s binary — print money or let a debt crisis happen — the revealed answer is always print, borrow, defer. And alongside the fiscal expansion runs a second, subtler contradiction: the US increasingly weaponizes the dollar — sanctions, asset freezes, engineered currency shortages — to project power, while that very weaponization is the thing teaching the world to hold less of it. In the Iranian case, the rial collapsed past 1.4 million per dollar after sanctions that, by some accounts, were explicitly designed to manufacture a dollar shortage. Reserve managers in Riyadh, Beijing, and Delhi drew the obvious lesson.

So the conduct under pressure is this: a political class that performs fiscal discipline while revealing an iron preference for deferral, and a foreign policy that mortgages the dollar’s greatest asset — its neutrality — for short-term coercive reach.

The machine that produces it

This isn’t stupidity; it’s structure. Three gears.

First, demographics lock the spending in. The primary deficit (the gap between spending and revenue before counting interest on past debt) is only ~2.6% of GDP and barely moves — because the growth is in Social Security and Medicare, driven by an aging population, and those are politically untouchable. You cannot vote your way to cuts no constituency wants.

Second, the privilege is the trap. Because the world has always funded American deficits, the US is the one major borrower that never faced the discipline markets impose on everyone else. The privilege removed the pressure that would force a fix — which is precisely how privileges end. Confidence is what lets you abuse confidence.

Third, fiscal dominance has arrived. That’s the regime — Deutsche Bank named it in 2026 — where the debt is so large that servicing it constrains the central bank: the Fed can no longer hike aggressively to fight inflation without risking a fiscal or financial crisis. Monetary policy starts taking orders from the debt, not the other way around.

What it’s actually costing — in three currencies

Economically: interest is now the fastest-growing line in the budget, at 3.2% of GDP (tying the 1991 record) and headed for 4.6% by 2036, when debt is projected at 120% of GDP. Foreign ownership of Treasuries has fallen to about 30%, down from over 50% at the 2008 peak; J.P. Morgan estimates every ~$300 billion the foreigners step back raises yields by more than 33 basis points. The structural problem isn’t this year’s number — it’s that the primary deficit never closes and interest compounds on itself.

Domestically: the Budget Lab at Yale estimates a permanent 1%-of-GDP rise in the primary deficit costs each household $300–$1,250 a year in purchasing power. Layer that onto a wealth gap where the top 1% hold roughly a third of assets, and you get Dalio’s “classic toxic mix” — heavy debt, wide inequality, and the polarization that follows.

Strategically: central banks have bought gold at record pace (over 1,000 tonnes a year since 2022), and global official gold has drawn level with foreign Treasury holdings — each around $3.9 trillion. Near-term, this is noise. Structurally, the March bond move is the signal: when the safe-haven reflex misfires in a crisis, the privilege is eroding from the inside.

The real argument, both sides at full strength

The decline case (Dalio’s). The Big Cycle — his 75-year-give-or-take pattern in which monetary, internal, and external orders rise and rot together — is showing all four warning ingredients: unsustainable debt, extreme inequality, internal disorder, and great-power rivalry. He now places the US in Stage 5 tipping into Stage 6 (the “disorder/war” stage) and declared the post-1945 order officially broken in February 2026. Sterling did exactly this: 80% of global reserves in 1913, under 10% by 1970. The reflex breaks, the buyers thin, the currency devalues. History rhymes because human behavior doesn’t change.

The resilience case. Almost everything in the decline story is diversification, not displacement — and the distinction is everything. The Federal Reserve’s own research finds that central-bank gold buying mostly is not country-level de-dollarization; for most nations it’s ordinary risk management, and a large share of gold’s “rising share” is simply price appreciation, not physical accumulation. China still holds over $3 trillion in dollar assets while trimming Treasuries. And there is no successor: the euro fragments, the yuan runs capital controls and isn’t freely convertible, and gold cannot settle global trade at scale. The dollar’s dominance rests on self-reinforcing network effects — Treasury-market depth, trade invoicing, and reserve status feeding each other — that have no historical precedent at this scale. The dollar has survived every death notice for fifty years.

The ruling. Both are partly right and both miss the shape. The decline case is correct on direction and wrong on speed — “unmaking” implies a discrete event, but the mechanism produces a multi-decade marginal erosion, not a heart attack. The resilience case is correct on mechanics and dangerously complacent on tails — because the same privilege that funds the deficit is what removes the discipline to fix it, the system can run until, suddenly, it can’t. Confidence breaks are non-linear. So the honest verdict is neither collapse nor dominion: un-privileging, with a fat tail. Slow grind, small chance of a cliff.

The road not taken

Dalio’s own prescription proves the point. His “3% solution” — cut the deficit from ~6% of GDP to 3%, via roughly 3% spending cuts, 3% revenue increases, and a 1-point cut in real rates — is arithmetically modest and entirely feasible. It is also, given everything above about demographics and revealed preference, politically near-impossible. The US had the option to adjust gradually, from a position of strength, while it still set the terms. It has consistently chosen not to. That is the conduct the record actually shows.

The sterling parallel carries one more warning the bulls underweight. Sterling’s fall took fifty years and no single collapse — but Suez in 1956 was the discrete humiliation that revealed the turn had already happened. The slow erosion was invisible until one crisis made it legible overnight. Ask whether March 2026 was a proto-Suez for the dollar — a moment that didn’t cause the decline but made it suddenly visible. It is far too early to say. But it rhymes, and that is exactly why it belongs on the watchlist rather than in the panic file.

Where this leaves us

As of mid-2026: debt past 100% of GDP, interest above defense, the dollar at a two-decade reserve low, and a safe-haven reflex showing its first crack. The question for the next decade is not collapse versus dominance — that’s the wrong axis. It’s whether the erosion stays a grind or a fiscal accident converts it into a step-change. America is being un-privileged, not unmade; the privilege is leaving slowly, and the only thing that could make it leave fast is a break in the confidence that the privilege itself has made the country too comfortable to protect.

What I don’t know — and what’s contested. The March bond move is a single data point; an episode and a pattern look identical until the next crisis. AI is Dalio’s own wildcard and mine — a genuine productivity boom could bend the debt-to-GDP curve in a way no historical cycle anticipated, because nothing in his 500 years had compute. And the cycle framework itself is partly unfalsifiable: a “75-year cycle, give or take 30” with loosely-bounded stages can be fitted to almost any moment, which is why I’m treating it as a checklist of stressors, not a clock. There is also a live dispute about cause that changes the cure — Dalio blames capitalism and favors a large state, which lets him skip past the fact that the US debt is driven by entitlement and interest outlays, not insufficient revenue. Where the disease comes from determines whether his medicine works.

What would confirm or break this read — concrete markers:

  • The reflex, retested. Does the next geopolitical shock send Treasury yields down (privilege intact) or up again (privilege breaking)? This is the single most important signal. One more misfire and “episode” becomes “regime.”
  • A term premium opening up. Foreign Treasury share falling sustainably below 30%, with long yields rising relative to expected policy rates — the market charging America a risk premium it has never had to pay.
  • Gold turning real. Gold’s reserve share continuing to climb on physical accumulation rather than price — the Fed’s distinction — which would mean genuine flight, not passive revaluation.
  • A convertible rival. The yuan becoming freely convertible, or any non-dollar settlement system reaching material global trade share. Absent this, “un-privileging” stays slow by definition.
  • The death-spiral line. A 10-year yield sustained above ~5–6% without an accompanying growth boom — the point at which higher servicing costs force more borrowing that scares off more buyers. That’s the cliff, if it comes.
  • The discipline test, inverted. The primary deficit actually narrowing toward 3% of GDP. I don’t expect it. If it happens, the entire bear case weakens and the grind slows further.

If the reflex holds and the primary deficit drifts but doesn’t break, the un-privileging thesis is right and America spends the 2030s as a still-dominant power paying gradually more for the privilege. If the reflex misfires twice more and a yield spike forces the Fed’s hand, Dalio gets his crisis — just not on the schedule the Big Cycle drew. Watch the bond market in the next war, not the op-eds.

Sources

All accessed 21 June 2026.

Hygiene note: where a claim originates in an aggregator or an advocacy-leaning outlet (the Iran yield moves; the alleged US sanctions-design admission), it is flagged inline as reported rather than confirmed. Primary fiscal figures are sourced to the CBO, GAO, the Treasury, and the Peterson Foundation; the dollar’s reserve share is the IMF’s COFER measure.