
Prepared by Scott R. Siler
Founder, Exergy International · Creator, Political Risk Demystified
IN THIS ISSUE
Who’s hiring · Washington Built the 500 Percent Tariff. The Same Order Switched It Off. · Aramco Evacuated Its Headquarters. The Barrels Kept Moving. · PRDM Pulse
WHO'S HIRING

Strategic Intelligence Research Lead
Nike · Beaverton, OR
Protective Intelligence Senior Analyst
Anduril Industries · Costa Mesa, CA
CNS Postdoc/Predoc Fellowship in Emerging Tech & Nuclear/Biological Security
Middlebury College · Monterey, CA
Mining Lead - Risk Consulting
Marsh McLennan
Postdoctoral Associate
Massachusetts Institute of Technology · Cambridge, MA
Of those, 3 are curated for Career Insiders.
POLITICAL RISK SPOTLIGHT
Washington Built the 500 Percent Tariff. The Same Order Switched It Off.

Port of Savannah, June 2023. Photo: Jerry Glaser.
On October 16, 2026, the President signed Executive Order 14436, implementing the Lindsey O. Graham Sanctioning Russia and Iran Act of 2026 he had signed into law on September 18. Published five days later at 91 FR 66627, the order does two things in sequence. Section 2 imposes the Act's tariffs: 500 percent ad valorem on Russian goods, 100 percent on any of the five largest importers of Russian crude oil or natural gas that knowingly makes new purchases on or after October 18, and 100 percent on the top five facilitators of Russian oil sanctions evasion. Section 4 then waives all of it, together with the sanctions provisions at sections 102(a), 102(d), 102(e), 103 through 111 and 117, using the national-interest waiver at section 115 and a written certification to Congress. The waivers carry no expiration date; they run until the President, or the Secretary of State consulting Treasury and the US Trade Representative, decides otherwise.
The rate schedule is now built and inert — the duties exist in the Federal Register as published rates with a stated effective trigger, so restoring them requires a determination rather than a new statute, a notice period or a vote. Nothing was collected, no counterparty was lost, and no retaliation was invited, but the instrument did not go away.
Reporting duty replaced tariff duty — section 3 puts USTR, consulting State, Treasury and Energy, on a standing brief to monitor Russian oil and gas purchases and evasion, to report regularly to the President, and to inform him promptly of circumstances that might warrant further action, including on the waivers themselves. The list of top five facilitators is a report to the President, not a published tariff line, so a firm cannot read its own exposure out of the order.
Persuasion took the tariff's place in India — Secretary of State Marco Rubio spent October 20 and 21 in Mumbai and Jamnagar rather than the capital, saying Washington would talk to Reliance about refining more Venezuelan crude. Russian crude made up a third of Jamnagar's 1.4 million barrel a day throughput in the July to September quarter, and Reliance's Russian share has gone from roughly 3 percent before 2022 to about half by 2025. Kpler puts its Venezuelan intake at 350,000 to 370,000 barrels a day in October.
Brussels moved the other way inside the same fortnight — EU ambassadors agreed on October 7 to add more than 1,600 names to the Russia list, the bloc's largest single listing, including 77 lawmakers who stood in the September State Duma election in occupied Ukraine, with travel bans, asset freezes and a funding prohibition. The Commission has proposed using the passerelle clause to move sanctions decisions to qualified majority voting.
The same discretion is setting the war calendar — the President is reported to have opposed restarting the Iran conflict before the November 3 midterms, which shelved an Israeli plan for a multi-day campaign over the weekend of October 10. The USS Theodore Roosevelt carrier strike group and the 13th Marine Expeditionary Unit are being sent to the region, roughly 10,000 sailors and Marines arriving by the end of November, which is after the vote rather than before it. That calendar is being restated daily rather than held: on October 25 the President said there would be no strike that day while US forces were reported loading munitions and readying aircraft, and he has since said an attack is a possibility.
The courts, not Congress, are the binding constraint — the Supreme Court has held the IEEPA tariffs unlawful and Customs is refunding duties under court supervision; a class was certified on October 8 covering importers that paid IEEPA duties between February 1, 2025 and February 19, 2026 and did not sue, though certification is not a refund order. The 10 percent worldwide tariff imposed under section 122 in February was ruled beyond the President's authority in May and stayed on appeal. The Section 301 forced-labor tariffs, 10 and 12.5 percent across 60 trading partners since July 24, were argued September 30 with supplemental briefs due October 16 and no ruling.
PRDM ANALYSIS
Last issue's read was that an instrument which is instantaneous and reversible is worth more held than used, and that the signal to watch around October 18 was a waiver certification, a tariff, or neither. The administration chose the first of the three, two days early, and in the most literal form the statute allowed: one document that imposes the tariffs and then suspends them. What is structurally new is the absence of a sunset. A waiver with an expiry forces a decision on a date, which is a cost; an indefinite waiver converts a mandatory-sounding tariff statute into standing executive authority at a zero rate. Congress wrote the rate and the waiver clause into the same Act, and the waiver clause turned out to be the operative half. The design detail that matters most is the unpublished facilitator list. A published list would deter five firms; a list that exists only in a report to the President prices uncertainty into every firm that might plausibly be on it, which is a larger deterrent at no diplomatic cost. The same logic is running on the military side, where the force flow and the shelved strike plan are both arranged around an election rather than around a battlefield condition. The limit on all of this is judicial, not legislative. Congress received a certification it cannot refuse, while the courts have already struck one emergency tariff authority and stayed another. If that line of cases keeps narrowing emergency powers, delegated-but-waivable statutes like this one become the durable instrument rather than the spare one, which raises their value instead of lowering it.
SIGNAL TAKEAWAY
Organizations with Russian-energy-linked counterparties should treat the Graham Act as live authority at a zero rate rather than as a dead letter, and should price the switching cost accordingly. The trigger is a determination by the President or the Secretary of State in consultation with Treasury and USTR, with no notice period written into the order, so contract language keyed to the imposition of new duties, and force majeure and price-adjustment clauses generally, should be reviewed against an instrument that can move without legislation or a comment period. October 18 is the one date worth capturing in records now: it defines the class of new purchases that would be exposed if the 100 percent rate on large importers is restored, and reconstructing purchase dates later is harder than keeping them. Because the top five facilitator list lives in a report rather than in the Federal Register, exposure cannot be confirmed from a published source, so screening has to run on trade-pattern evidence rather than on a list. On the broader tariff stack, keep entry-level duty records in a form that supports a refund claim if the forced-labor tranche is set aside, and confirm whether the entity actually sits inside the certified IEEPA class rather than assuming the class pauses the two-year filing clock. For anyone modeling the Iran conflict into operational plans, the force flow completes at the end of November, but treat the pre-midterm pause as a preference rather than a commitment.
Aramco Evacuated Its Headquarters. The Barrels Kept Moving.

Al Dhafra, UAE, May 2021. Photo: SSgt Johnson.
On October 21, 2026, Saudi-led coalition air defenses intercepted at least nine drones over the Eastern Province, one of them aimed at Aramco's processing facility at Shaybah, where falling debris killed two people and injured two more. Hours later a strike on King Fahd International Airport at Dammam killed one person and injured eight. The next day Aramco told the staff still working at its Dhahran headquarters to leave, after an earlier attack this month set fires across several floors of the building, and the State Department ordered non-emergency US government personnel and their families out of Saudi Arabia while moving some personnel from bases in Jordan, Qatar and Kuwait. Brent touched $111.99 on October 20 and settled at $116.72 on October 24, a six-month high. Saudi production and exports were not interrupted.
The target set moved from the sea lane to the plant — the Houthi maritime blockade of Saudi Arabia declared this summer has been joined by strikes on airports, oil facilities and now a corporate headquarters. Interdicting a tanker stops a cargo that can be re-chartered; damaging a processing train takes out capacity that cannot be rerouted.
Air defense is the variable being consumed — nine interceptions in a day is a successful defense and an expensive one, and the cost falls on interceptor inventories and crew tempo rather than on barrels. Interception rate, not strike count, is what determines whether the onshore ladder stays a premium or becomes an outage.
Duty of care moved ahead of supply disruption — the evacuation of a headquarters building and the departure of US government families were decisions taken in a week when production was unaffected. The exposed population is office staff and contractors in Dhahran and Dammam, not crews on small vessels.
Hormuz tightened rather than held — the Revolutionary Guard said two supertankers struck mines on an unauthorized southern route on October 23 and were abandoned, and roughly 500 vessels are now waiting outside the strait. Foreign Minister Abbas Araghchi said on October 25 that the strait’s routes and management would not return to their past state. CENTCOM’s commander, Admiral Brad Cooper, said the same day that the primary transit routes are free of Iranian mines, that US forces had supported more than 3,000 commercial transits in six months, and that more than 95 percent of ships passed safely. Both can be true: the lanes are clear and the traffic is not coming.
The premium is landing on importers rather than producers — Japan's first-half fiscal 2026 trade deficit reached 2.82 trillion yen, about $17.8 billion, roughly double a year earlier, with crude import volumes down 21.2 percent while crude import value rose 26.3 percent, and LNG volumes down 8.4 percent against a 13.5 percent rise in value. Tokyo is drawing on strategic reserves inside an International Energy Agency release of 400 million barrels and has approved bills to subsidize the freight cost of non-Gulf supply.
Escalation now runs through a third party — Riyadh is absorbing strikes from Yemen over a dispute it is not negotiating, between Washington and Tehran. That gives Iran a way to raise the cost of delay without crossing the threshold that would commit US forces directly.
PRDM ANALYSIS
Last issue set an operating band of roughly $95 to $110 and argued the attention should move from the Saudi bypass back to Hormuz. The band broke on the top side and the direction was right, but the mechanism was not the one I described. The reasoning then was that a chokepoint already running at a fraction of capacity had little marginal price effect left in it, so escalation would have to come from somewhere unpriced, which pointed to onshore processing and the corporate perimeter. The Eastern Province strikes and the Aramco evacuation fit that, and the price held near $112 while they happened. Then the strait moved anyway. Two supertankers were reported mined on October 23, the backlog outside reached roughly 500 vessels, and Brent settled at $116.72 on October 24. The error was treating a constriction as fully priced because it had been stable. A chokepoint running at low throughput is not priced out; it is priced on an assumption about intent, and intent is the one variable that can move without any physical change. What the fortnight actually shows is two escalation ladders running at once, one onshore in Saudi Arabia and one at sea, neither of which Washington controls and neither of which requires Tehran to cross the threshold that would commit US forces directly. The contested picture at the strait is the tell. CENTCOM says the lanes are clear and more than 95 percent of transits are safe; the backlog says owners and insurers do not believe clear lanes are the binding constraint. When physical access and commercial access diverge, it is the second that sets the price.
SIGNAL TAKEAWAY
Organizations with Gulf exposure should treat roughly $110 to $125 as the working band and stop modeling the premium as a Saudi supply story. Two indicators now matter more than interception counts: the vessel backlog outside the strait, which is the cleanest read on whether owners and insurers are willing to move, and whether any strike reaches a processing train rather than a perimeter or an office. Watch the whole Saudi target set rather than the Eastern Province alone. The October 25 wave reached Riyadh, Khamis Mushait and Jazan, with intercept debris injuring two people and damaging buildings and vehicles in the capital, so duty of care now covers staff, contractors and visiting personnel across the kingdom rather than Dhahran and Dammam specifically. For charter and freight, assume clear lanes will not restore traffic on their own; war-risk premiums and crew consent are doing the rationing, and both respond to intent rather than to minesweeping. For continuity planning, the base case is still that Saudi loadings continue while the facilities around them are being struck, so model the exposure as insurance, freight and personnel cost rather than as a volume cut, and check whether war-risk and business-interruption cover actually responds to debris and fire damage at a facility that keeps operating. Buyers in import-dependent markets should expect relief to arrive as freight subsidy and reserve release rather than price control, on the pattern Tokyo has set.
PRDM PULSE
Signals shaping the geopolitical environment
01 Montreal is where Ottawa's hedge gets a name — the EU-Canada summit on October 29 and 30 is expected to produce an associate membership, a status Brussels has never offered anyone, which the draft text uses interchangeably with "Alliance for the Future." Prime Minister Mark Carney prefers the second label and the full scope is deferred to the 2027 summit. Canada was offered the EU defense procurement instrument for a token payment of about 10 million euros; the UK was asked for 6.5 billion and those talks broke down.
02 Mexico is being asked to buy tariff relief with China commitments — Washington has floated cutting the vehicle rate from 25 to 15 percent, which Mexican officials read as an effective 10 to 12 percent once non-US content is netted out, while steel and aluminum stay at 50. What is being sought in return runs to export controls, transshipment rules and measures aimed at non-market economies, turning a bilateral tariff negotiation into a third-country commitment.
03 Washington's Venezuela position is now a refinery placement — putting US-controlled Venezuelan barrels into the world's largest refinery as a substitute for Russian ones makes Indian refining economics an instrument of Russia policy, and ties Caracas sanctions relief to a Russian-oil objective rather than to a Venezuelan one.
04 Horn of Africa conflicts are outrunning the aid architecture — drone strikes near the Amiet market in Abyei killed dozens of civilians and drew condemnation from the Secretary-General, with the UN force deploying medical and firefighting units, while the World Health Organization runs emergency operations across Amhara, Tigray and Afar on more than 71 tonnes of delivered supplies. Markets, monasteries and schools are inside the target set, which puts delivery itself at risk.
05 Tehran's nuclear off-ramp runs through Islamabad and Doha — a proposal to release roughly $6 billion, understood to be interest accrued on Qatari-held frozen assets, in exchange for confidential and unannounced inspections has preliminary approval on both sides, carried to Tehran by Field Marshal Asim Munir. It would settle the nuclear file without settling Hormuz, which is the sequencing both governments have so far refused.
06 Allies are pricing American domestic politics as country risk — Japanese reserve releases, Canadian hedging toward Brussels and Australian parsing of the midterms are the same behavior in three capitals: building positions that do not depend on the outcome of a US election.
COURSES
PRDM University
Structured training in political risk analysis — frameworks, applied exercises, and a capstone, built from the same material Scott teaches at GWU's Elliott School.
Introduction to Political Risk Analysis — $25
Start here. Learn the core analytical frame and find out whether this work is for you.
Executive PRA — $297
For leaders who commission analysis rather than produce it: how to evaluate, brief, and act on a risk assessment.
PRA Accelerator — $497
The full practitioner track — applied exercises, a capstone assessment, and a certificate you can put in front of an employer.
PRDM readers take $100 off the Accelerator with code PRDM100.
FIELD MANUAL
Navigating the Uncertainty Business
How to Build a Career in Political Risk Analysis · Scott R. Siler
A field manual for professionals building careers in political risk — grounded in judgment, positioning, and decision-making under uncertainty. Built for professionals serious about entering or advancing in the field.
PRDM readers receive 20% off with code PRDM19.
PRDM CHANNEL
Geopolitics, political risk, career insights
Weekly geopolitical briefings and political risk analysis.
LOOKING AHEAD
Next issue, I'll share:
The November 3 midterms, and a force flow that completes after them
The EU-Canada summit in Montreal, and whether “associate membership” survives the final text
The trade court’s ruling on the Section 301 forced-labor tariffs
The first USTR report naming the top five sanctions-evasion facilitators
Eastern Province interception rates, and whether a strike reaches a processing train
If you're applying these signals inside your organization, reply and tell me what you're tracking.





