Armed Forces of Ukraine

Broad area of activity

The full depth of unoccupied Ukraine and the contested areas beyond it — a front measured in hundreds of kilometres, a rear under continuous missile and drone attack, and a maritime and deep-strike reach that extends well past the ground fighting.

Notable history

Twice rebuilt in a decade. The force that lost Crimea in 2014 was hollow: a conscript army run down through twenty years of underfunding, in which only a small fraction of nominal strength was deployable. What followed was eight years of reconstruction shaped by the Donbas fighting, NATO training programmes and a professionalising non-commissioned officer corps — the reason the February 2022 invasion met an army rather than a collapse. The second rebuild has been the war itself: a small professional core expanded by mass volunteering and then by mobilisation into one of the largest militaries in Europe, absorbing casualties, cycling formations through regeneration, and adding whole branches that did not exist before — an unmanned systems service stood up in 2024 among them. The most consistent feature across both rebuilds is that structural change has followed battlefield necessity rather than plan.

Strengths

Institutional adaptation faster than any comparable force, most visibly in unmanned systems, where new units, new procurement routes and new tactics have repeatedly gone from field improvisation to formal structure within months. Deep combat experience across every branch. Integration of a mixed inventory — Soviet-era, Western and domestically produced — into functioning formations, which is harder than fielding any one of them. Motivation grounded in national survival rather than in policy.

Limitations

Manpower is the binding constraint, and it binds at recruitment, training throughput and unit regeneration rather than at any single headline number. Dependence on external supply for the categories it cannot make in quantity — above all guided air-defence interceptors — leaves capability hostage to political decisions taken elsewhere. Experienced cadres lost early are not quickly replaced. Quality varies substantially between formations, and the spread has widened as the war has continued.

Subordinate & associated

• Ground Forces Branch
• Air Assault Forces Branch
• Air Force Branch
• Navy Branch
• Marine Corps Branch
• Special Operations Forces Branch
• Unmanned Systems Forces Branch
• Territorial Defence Forces Branch
• Support Forces Branch
• Logistics Forces Branch
• Medical Forces Branch

Preferred operating methods

Hold what cannot be given up, make everything else expensive. The operating pattern since 2023 is a defence in depth built around drone-enforced denial of the approaches, prepared positions, and artillery and strike used to make the assembly of an assault costly before it begins. Ground is traded deliberately where holding it would cost more than it is worth, and defended past the point of proportion where its loss would be political — a tension the force has not resolved and has paid for at Bakhmut and elsewhere. Offensive action since the 2023 counteroffensive has been mostly local and shaping rather than operational. Alongside this runs a second campaign the ground war does not contain: long-range strike against the systems that fund and supply the Russian army, conducted largely by domestically produced weapons precisely because their use carries no external permission.

A broad generalisation about how this organisation operates, graded as an assessment — not a description of current tactics, and deliberately carrying no capability or effectiveness score.

Command style

More devolved than its Soviet inheritance and less devolved than its partners' doctrine assumes. NATO training and the professionalisation of the NCO corps pushed real authority downward, and drone units in particular operate on decision loops far shorter than the formal chain allows. But senior command has remained centralised and politically supervised, and the friction between the two — visible in the public disputes over the 2023 offensive and in the command changes since — is a recurring feature rather than an episode.

Where this generalisation breaks down

The generalisation fails in three ways. First, it describes the force from mid-2023 onward and not the force of 2022, which fought a mobile defensive campaign and then two successful counteroffensives — the opposite of the pattern described here. Second, "the force" is doing a great deal of work in these sentences: the spread between the best assault and drone formations and the weakest infantry brigades is wide enough that a single doctrinal description misrepresents both ends of it. Third, this record describes structure and observed practice, not effectiveness; nothing here should be read as a comparative assessment against the opposing force.

Observed adaptations

• Formation of a dedicated Unmanned Systems Forces branch in 2024, making Ukraine the first state to give unmanned systems a service of their own rather than distributing them among existing branches.

  as of 2024-06Confidence: HighSources: Ukrainian military and General Staff statements · RUSI component and capability analyses

• Integration of Western air-defence systems with legacy Soviet ones into a single layered network, including publicly documented ballistic-missile intercepts — an integration task no other force has had to perform under fire.

  as of 2025-06Confidence: HighSources: Ukrainian military and General Staff statements · ISW campaign assessments

• A domestic long-range strike capability built to escape the political conditionality attached to supplied missiles, which changed what the force could reach without asking.

  as of 2026-06Confidence: ModerateSources: RUSI component and capability analyses · Reuters

• Recruitment authority devolved to selected formations, allowing units to raise their own replacements rather than receive them through the central system — an admission that the general pipeline was failing at the unit-integration stage.

  as of 2025-12Confidence: ModerateSources: Ukrainian military and General Staff statements · Established international media reporting

What remains unknown

• Ukrainian force strengths, dispositions and casualty figures are not published and are treated as instruments by both sides. This record makes no claim about any of them.
• Command relationships during operations differ from the peacetime structure recorded in this atlas, and wartime groupings are not published.
• Variation in quality and equipment between formations is widely reported anecdotally and cannot be assessed systematically from open sources.

Campaigns

Campaigns naming this organisation as a participant. The campaign record owns the relationship and grades it; this list is computed.

• The Ukrainian counteroffensives, 2022–2023 Primary force · September 2022 – November 2023 · high confidence · as of 2023-11
• The eastern attritional campaign Opposing force · Since April 2022 · high confidence · as of 2026-06
• Force generation and mobilisation Primary force · Since February 2022 · high confidence · as of 2026-06
• The February 2022 invasion and the failure at Kyiv Opposing force · February – April 2022 · high confidence · as of 2022-04