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Iran Conflict 2026
23MAR

Brent nears $111 as energy war widens

4 min read
05:40UTC

Three weeks of conflict have pushed Brent from post-pandemic lows to its highest level since 2014. The simultaneous damage to South Pars and Ras Laffan has taken a fifth of global LNG capacity into an active combat zone.

ConflictDeveloping
Key takeaway

European gas storage at a five-year low entering refill season makes a winter energy crisis near-certain if Ras Laffan stays offline.

Brent Crude surged toward $110.90 per barrel on Tuesday — up from $106.18 a day earlier and 64% above the pre-war level of $67.41. WTI advanced to $98.60. The European gas benchmark jumped more than 30% 1. Three weeks of conflict have taken Brent from its lowest point since 2021 to its highest since 2014.

The cause was direct. Israel struck South Pars — the world's largest natural gas reserve, supplying roughly 70% of Iran's domestic gas — and Iran retaliated against Qatar's Ras Laffan Industrial City within hours. Ras Laffan processes approximately 77 million tonnes of LNG per year, roughly 20% of global supply. Both facilities are now damaged, and no alternative supply route exists at scale for that volume. South Pars shares a geological formation with Qatar's North Dome — the source of Qatar's entire LNG export industry — which means the physical reservoir underlying both nations' gas wealth cannot be isolated from the conflict.

The downstream effects are already measurable. US gasoline reached $3.84 per gallon — up $0.86 since 28 February — and diesel hit $5.07, its highest since 2022 2. Fortune, citing economists, reported March inflation could reach 1%, the steepest monthly increase in four years 3. The Atlantic Council warned European gas storage stands below 30%, a five-year low, as the critical refill season begins 4. Chatham House assessed two days ago that sustained conflict could push Brent to $130 and tip the eurozone into contraction in Q2 . Tuesday's prices are tracking ahead of that scenario.

The three-week trajectory reflects compounding supply loss. Gulf oil exports have dropped at least 60% compared with February . The Strait of Hormuz carries single-digit daily transits against a pre-war average of 138 . The IEA's record 400-million-barrel strategic reserve release failed to hold prices below $100 . Each escalation — Kharg Island , Iran's threat to strike Gulf oil infrastructure , and now the South ParsRas Laffan exchange — has removed supply that strategic reserves cannot replace. The market is pricing physical scarcity.

Deep Analysis

In plain English

Oil at $110.90/barrel affects almost everything: petrol, diesel, aviation fuel, plastics, food transport, fertiliser. Those effects flow through supply chains over weeks to months and have already begun arriving at petrol stations. The gas story is separately serious for European households. Europe heats homes and generates electricity partly with liquefied natural gas imported by ship. Qatar's Ras Laffan, now damaged, supplies roughly 20% of all globally traded LNG — there is no alternative supplier at that scale. Europe was already entering its critical summer storage-refill season with reserves at a five-year low, below 30%. Storage needs to reach roughly 90% by November for safe winter heating. If Ras Laffan stays offline through summer, that target becomes arithmetically unreachable with available alternative supplies.

Deep Analysis
Synthesis

The European gas benchmark's 30%+ single-session move is analytically more significant than Brent's rise, yet the body treats it as secondary. Oil has genuine supply substitutes that can mobilise over months; LNG from Qatar has almost none at the volumes Europe requires. Europe now faces simultaneous supply destruction — Ras Laffan damage — and demand compression failure — industrial gas use cannot be reduced quickly without triggering economic contraction. This is a classic energy security trap where the available policy responses all carry severe costs.

Root Causes

Three structural amplifiers make this shock more damaging than headline prices indicate. First, LNG has no swing supplier at scale — unlike oil, where US shale, Canadian oil sands, and OPEC+ releases can partially offset Gulf losses, Qatar's volume cannot be replicated from elsewhere within months. Second, European gas storage below 30% reflects under-investment in storage infrastructure since the 2022 Russia shock — a pre-existing structural vulnerability the market had not adequately priced. Third, war-risk shipping insurance premiums for Hormuz transits multiply delivered commodity costs independently of spot prices, affecting every cargo moving through the strait.

What could happen next?
3 risk2 consequence
  • Risk

    European gas storage below 30% entering the refill season creates near-certain rationing risk if Ras Laffan damage persists beyond June.

    Medium term · Assessed
  • Consequence

    Aviation kerosene costs will rise 40–55% above pre-war hedging positions as airline fuel contracts expire across the coming six weeks.

    Short term · Assessed
  • Risk

    Fertiliser prices linked to natural gas costs will elevate food prices through the autumn planting cycle, extending inflation well beyond the energy sector.

    Medium term · Suggested
  • Risk

    Central banks face a stagflationary dilemma — raising rates to combat energy-driven inflation risks tipping already slowing economies into recession.

    Medium term · Suggested
  • Consequence

    War-risk shipping insurance adds an estimated $3–7/barrel hidden delivered cost beyond spot prices, affecting all major oil-importing nations including Japan, South Korea, India, and China.

    Immediate · Suggested
First Reported In

Update #41 · South Pars struck; Iran hits Qatar's LNG

CNBC· 19 Mar 2026
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Causes and effects
This Event
Brent nears $111 as energy war widens
The simultaneous damage to South Pars and Ras Laffan has pushed oil to its highest level since 2014 and placed approximately 20% of global LNG capacity inside an active combat zone. European gas storage at a five-year low faces potential supply crisis before the autumn refill season.
Different Perspectives
South Korean financial markets
South Korean financial markets
South Korea, which imports virtually all its crude oil, is absorbing the war's economic transmission most acutely among non-belligerents. The second KOSPI circuit breaker in four sessions — with Samsung down over 10% and SK Hynix down 12.3% — reflects an industrial economy unable to reprice energy costs that have risen 72% in ten days. The market response indicates Korean industry cannot sustain oil above $100 per barrel without margin compression across manufacturing, semiconductors, and shipping.
Migrant worker communities in the Gulf
Migrant worker communities in the Gulf
The first confirmed civilian deaths in Saudi Arabia — one Indian and one Bangladeshi killed, twelve Bangladeshis wounded — fell on communities with no voice in the military decisions that placed them in harm's way. Migrant workers live near military installations because that housing is affordable, not by choice. Bangladesh and India face the dilemma of needing to protect nationals who cannot easily leave a war zone while depending on Gulf remittances that fund a substantial share of their domestic economies.
Azerbaijan — President Ilham Aliyev
Azerbaijan — President Ilham Aliyev
Aliyev treats the Nakhchivan strikes as a direct act of war against Azerbaijani sovereignty, placing armed forces on full combat readiness and demanding an Iranian explanation. The response is calibrated to maximise international sympathy while stopping short of military retaliation — Baku cannot fight Iran alone and needs either Turkish or NATO backing to credibly deter further strikes.
Oil-importing nations (Japan, South Korea, India)
Oil-importing nations (Japan, South Korea, India)
The Hormuz closure is an existential threat. Japan, South Korea, and India receive the majority of their crude through the strait — they will bear the heaviest economic cost of a war they had no part in.
Global South governments (Indonesia, Brazil, South Africa)
Global South governments (Indonesia, Brazil, South Africa)
Neutrality was possible when the targets were military. 148 dead schoolgirls made it impossible — no government can explain that away to its own citizens.
Turkey
Turkey
Has absorbed three Iranian ballistic missile interceptions since 4 March without invoking NATO Article 5 consultation. Each incident narrows Ankara's political room to continue absorbing without Alliance-level response.