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Interstate war

Profile

Ukraine–Russia

An interstate war reshaping European security.

Eastern EuropeInterstate warPublished

Published
Assessed as of
2026-07
Conflict reviewed
2026-09-06

Weekly review / event-driven updates

EnergySanctionsMaritimeDisplacementForeign intervention

Parties3 groups, and what each one means
  • Kyiv-alignedThe Ukrainian state and the coalition arming, funding and supplying it. Colour marks the camp, not endorsement.
  • Moscow-alignedThe Russian state and the outside powers providing it munitions, manpower or an economic lifeline.
  • HedgingEngaged with the war's economics or diplomacy but committed to neither camp; leans one way without joining it.

Current state

Where this conflict stands

Graded per item · As of 2026-07

The largest interstate war in Europe since 1945, now an attritional contest of industrial capacity, manpower, and political endurance. Its outcome will set the price of territorial aggression for a generation — which is why capitals far from Kyiv treat it as a referendum on their own security.

Read the full assessment

Feb 2022
Full-scale invasion
As of 2022-02highEstablished historical record
~18%
UA territory occupied (approx.)
As of 2026-07moderateDeepState live map
6.8M+
Refugees abroad (UNHCR est.)
~1,000 km
Active front (illustrative)
As of 2026-07lowISW campaign assessments

Changed in brief2026-09-06 · Status wording updated

Backgroundwhy this matters, and the conflict in 6 points

Why it matters

This is the war that decides whether borders in Europe can be changed by force, and every capital that has ever relied on that assumption is answering the question with its budget. It has also become the reference case for how modern industrial war is actually fought — drone saturation, deep strike against infrastructure, ammunition production as a strategic variable — which is why states with no stake in Ukraine study it as a preview of their own contingencies.

The conflict in five minutes

6 points, composed from this conflict’s own sourced records — nothing here is a new claim.

The war began in 2014, not 2022

Russia annexed Crimea and backed a war in the Donbas after the Euromaidan protests removed a pro-Moscow president. The February 2022 full-scale invasion escalated a conflict that was already eight years old, which is why both sides entered it with fixed positions rather than open ones.

The opening plan failed, and that set everything after it

Russia's attempt to take Kyiv in days collapsed within weeks. What followed was not the war either side planned for: a long attritional contest across a roughly thousand-kilometre front, fought for ground measured in villages.

It is now decided by production as much as by manoeuvre

Artillery ammunition, drones, interceptors and trained infantry are the binding constraints on both sides. European rearmament, Russian defence output and North Korean shell supply are front-line variables, not background economics.

Drones changed what the front is

Cheap reconnaissance and strike drones on both sides made the approaches to the line dangerous for anything that moves. That is the main reason offensives on both sides advance slowly and at high cost.

The war is fought far behind the front as well

Russia strikes Ukraine's electricity grid seasonally; Ukraine strikes Russian refineries, airbases and the Black Sea Fleet. Both campaigns aim at the other side's capacity to sustain the war rather than at its army.

Outside support is a variable, not a constant

Western weapons, money and intelligence, and Russian access to Iranian designs, North Korean shells and Chinese components, all move with politics elsewhere. A six-month interruption in US aid in 2023–24 showed up on the front within weeks.

The system, as analytical objectsWhat Vigil assesses about Ukraine–Russia, as 7 selectable objects. Each carries its own claims, registers, grades and dates, and each opens as itself in Explore — not as a section index.Open Ukraine–Russia in Explore

Stated · Vigil assessment

Objectives

What the 6 actors with a published posture in this module are trying to achieve — stated positions and Vigil’s assessments, kept apart.

41 recordsGraded per itemAs of 2026-08

Vigil assessment

Constraints

What limits those options. A constraint is a structural limit, not a risk rating.

30 recordsGraded per constraintAs of 2026-08

Vigil assessment · Observed

Trajectory

The module’s current phase — The drone-saturated long war (2025 – present) — and the newest dated review.

3 recordsModerate confidenceAs of 2026-09-06

Vigil assessment

External relationships

The standing arrangements this module authors between its parties. Each line is the record’s own signature; the analysis, dates and sources are on the record.

14 recordsGraded per itemAs of 2026-08

Observed

What matters now

The live questions this module leads with, each pointing at the record where it is being worked out.

4 records

Vigil assessment · Observed

Economy

8 exposure channels and 7 watch items, as of 2026-08.

8 recordsModerate confidenceAs of 2026-08

Vigil assessment · Observed

Humanitarian

7 measured figures at regional granularity, as of 2026-07. No operational detail is published.

7 recordsGraded per itemAs of 2026-07

LatestThe newest published work on this conflict. Conflict reviewed 2026-09-06.Every dated review

Weekly Brief2026-09-06

Ukraine–Russia developments — 6 September 2026

3 developments · 8 watch items reviewed2026-08-31 → 2026-09-06

The week opened with an announced escalation and closed with the smallest de-escalation the two sides have ever managed to agree on, and the two do not contradict each other. On 1 September, in Bishkek, Putin said the armed forces had been ordered to prepare and carry out mass strikes on Ukraine's energy facilities in response to Ukrainian strikes on Russia; the night after, Kyiv was struck for what reporting described as a sixth consecutive day. On 5 September Steve Witkoff and Jared Kushner met Putin at the Kremlin for about three hours, and the two governments agreed to stop striking each other's capitals for three days while the envoys travelled on to Kyiv. Nothing else stopped. Reporting states Ukraine proposed a broader three-day ceasefire and that Russia declined it. Recorded late, and dated to when it happened: the strike on a munitions store at Myla on 28–29 August, whose secondary detonations killed 38 — the deadliest attack in the Kyiv region this year, and absent from last week's brief.

Theatre mapInteractive · approximate · as of 2026-07. Every marker here is a record, and the same markers are selectable in Explore's geography mode with the record open beside them.Open the map in Explore

Approximate control zones
Loading map…
Interactive map — tiles © OpenStreetMap contributors, © CARTO. Markers show broad, publicly documented locations; sensitive sites are generalized to area level. Zone fills, where shown, are broad and approximate context with their own dates and confidence — never precise boundaries. The map does not show current deployments, activity or operational readiness, and is not suitable for operational use. Status is dated and contextual — see themethodology.
Approximate control zones: broad · approximate · as of 2026-07 · Confidence: graded per zone — note: the illustrative front line is drawn as of 2025-12, older than the zone layer
Front line: illustrative · strategic theatre shape only, not a control line — geometry unchanged since 2025 and not a current tactical position · as of 2025-12 · Confidence: Low · ISW campaign assessments
Zone legend — Approximate control zones

Control zones are broad, approximate and contextual. They do not show live unit positions, tactical boundaries, or operational readiness.

  • Ukrainian-administered territory — Territory administered by the government in Kyiv. As of 2026-07 · Confidence: Moderate.
  • Russian-occupied territory — Mainland territory under Russian occupation since 2022. As of 2026-07 · Confidence: Moderate.
  • Crimea — long-term occupied — Occupied and administered by Russia since 2014. As of 2026-07 · Confidence: High.
  • Contested / active front belt — Broad belt of active fighting — control inside is local and shifting. As of 2026-07 · Confidence: Low.

Watch10 questions Vigil is tracking on Ukraine–Russia — each one a file it is following, not a forecast it is making.

  1. Is ballistic-missile interception recovering, and which explanation does that support?

    Reported interception against ballistic and quasi-ballistic missiles has been low since the second half of 2025, and the decline predates the interceptor-exhaustion claims made in mid-2026. At least three explanations are live and this module ranks none of them: Russian trajectory and decoy adaptation, interceptor scarcity, and engagement choice — Ukraine does not publish how many incoming missiles were engaged at all, so the published rate has no denominator. Watch whether the rate moves before or after any concluded supply instrument: recovery without resupply favours the adaptation reading, resupply without recovery favours it more strongly still.

    Analytical Note
  2. Does interceptor supply reach Ukraine faster than it is consumed?

    The observable is deliveries, not announcements about production. Watch concluded instruments — a signed licence, a placed contract, a delivery confirmed by a supplying government — rather than pledges, expansion targets or statements of intent. Announced capacity, actual production and arrival in Ukraine are three separate things, and only the third changes what can be fired on a given night. The same test applies to the one attempt to build a way out of this dependence: the FP-7.X interceptor reached guided flight testing in June 2026 and its developers target a first successful intercept in mid-2027, so the observable there is a demonstrated interception — not a test flight, and not a partnership announcement.

    Logistics records
  3. Can repair and imports outpace the strike campaign before winter?

    Strike tempo is the visible half; repair capacity and import capability are the half that decides the season. Watch restored generation against the stated pre-heating-season target, and long-lead component supply. But watch the transmission layer first, because 2026 showed it binding ahead of generation: a main line to the Zaporizhzhia site was repaired under an internationally brokered ceasefire in June and still could not be energised, because the substation feeding it had been destroyed the month before. A raised import ceiling and a rebuilt power station deliver the same nothing through substations that are not working. Ukraine does not publish the state of its grid; the IAEA's weekly reporting on power supply to the nuclear sites is the closest thing to a published series.

    Campaign record
  4. Where does the manpower constraint actually bind?

    Not at the headline mobilisation number. The chain runs recruitment → training → equipment → unit integration → deployment → regeneration, and each stage has its own failure mode. Watch contract terms and uptake, training throughput, whether units granted their own recruitment authority keep it, and on the Russian side whether contract recruitment continues to substitute for a second formal mobilisation wave.

    Campaign record
6 further entriesthe rest of the standing watch list
  • Can the interceptor-drone layer keep pace with faster Russian drones?

    Ukraine's cheapest defensive lane is the one it controls, and through 2026 it improved while launch volumes rose. The test now is Russian counter-adaptation toward faster jet-powered types, which a propeller-driven interceptor cannot chase. Watch the leakage rate and the jet share of launches together — either alone will mislead.

  • How is the composition of Russian strike packages changing?

    Composition matters more than volume, because each threat class is answered by a different defensive layer with a different supply chain. Watch the balance between one-way attack drones, cruise missiles, ballistic missiles and glide bombs — a shift toward the classes Ukraine answers with imported interceptors, or with aircraft it does not yet have, is a harder problem than a larger raid of the same shape.

  • Do announced Western commitments become delivered capability?

    Appropriations and drawdown authority remain the first gate, and a six-month interruption in 2023–24 showed up on the front within weeks. But the gate that has bound more often since is industrial: capacity follows firm multi-year orders. Watch orders placed and deliveries confirmed by supplying governments, kept separate from totals of what has been committed or allocated.

  • Is there a negotiating architecture, or only meetings?

    By August 2026 this question has half an answer. An architecture exists — named envoys, repeated venues in Geneva and the Gulf, a trilateral format, military chiefs in the room, and a written plan that has been through at least one revision. What it has never held is territory and the security guarantee offered against it, and those two items have blocked every round since November 2025. So the observable has narrowed. Not statements of willingness, which are constant, and no longer the existence of a format, which is established: watch for a published text, a monitoring mechanism with named participants, a signed and ratified instrument, or a territorial formula either capital allows into print. The revised plan that Ukraine and its European partners regard as the live document has never been made public, which means the most consequential text in this negotiation cannot be read by anyone outside it. A security guarantee described as ready is not a security guarantee in force, and a deal described as ninety per cent agreed is a deal whose remaining tenth is the war.

  • Does striking the shadow fleet actually move Russian export volumes?

    Added August 2026, when the Black Sea campaign's object changed from the Russian fleet to the sanctioned tankers carrying Russian crude. Ukraine describes this as enforcing an economic regime its partners write but police through paperwork, and publishes vessel names and running totals; Russia minimises or denies them, and nobody independent counts. So the observable is deliberately not the tally. It is whether Russian seaborne crude volumes and the realised discount move in the direction the strikes are supposed to push them, on export tracking that does not depend on either belligerent — and whether shipowners and their insurers change behaviour, which is the mechanism by which the strikes would work if they work at all. A campaign can be real, sustained and widely filmed and still not show up in the export data.

  • Is Russia's war economy strained enough to change policy?

    Interest rates, labour shortages, National Wealth Fund drawdowns, and the gap between crude revenue and refined-product availability. The war is affordable for Moscow until suddenly it is not, and the indicators will move before the policy does.

Evidence and review status

Conflict reviewed
2026-09-06— the date of this conflict’s most recent verified Weekly Brief. It records a review of the conflict as a whole, not a revalidation of every underlying record; each record carries its own date.
Assessed as of
2026-07 — the date this conflict’s standing geographic and situational claims are drawn to.
Review cadence
Weekly review / event-driven updates — quiet weeks are published as quiet reviews rather than as silence.

Scope of this coverage. This is interstate-war coverage, not a live battlefield tracker: it explains the war through maps, events, actors, force structures, economy and humanitarian impact, and it does not map current tactical positions. It is Vigil's most developed coverage, organised across six linked arenas.

Found an error in Ukraine–Russia coverage? Corrections are logged in public with the date and what changed — see the corrections log.