Russia opened the week by hitting Kyiv with roughly forty Iskander-M ballistic missiles and hypersonic Zircons, killing at least eight people and wounding dozens. Ukrainian drones struck back inside Russia, destroying warehouses and an oil depot in the deadliest raids on Russian soil in more than two years. The exchange is now routine, which is precisely the problem. A war that has settled into a rhythm of nightly missile and drone salvoes has also normalised the industrial tempo required to sustain them, and that tempo is what governments across NATO's eastern flank are now trying to match.
Against that backdrop, the chair of the NATO Military Committee, Giuseppe Cavo Dragone, chose his words carefully. Speaking around the alliance summit in Ankara, he said Russia would lose a lot, much more than it could gain, just by touching Poland or the Baltic states. It was a deterrent message delivered with deliberate confidence. The more interesting question is why the most senior military officer in the alliance felt the need to say it at all. Reassurance is issued when a fear is real, not when it is imaginary.
Will Russia attack the Baltics? The honest analytical answer is that a full scale invasion of Estonia, Latvia or Lithuania remains unlikely in the near term, but that the more probable danger is not invasion at all. It is a limited action calibrated to test Article 5 without triggering the full weight of it.
The public warnings from the region point consistently in that direction. Lithuania's president has said intelligence assessments indicate Russia is preparing limited kinetic operations likely aimed at critical infrastructure in the Baltic states or Poland. Latvia's president has framed the next twelve months as decisive for Baltic security and warned that Moscow may seek to test Article 5 and the alliance's response mechanisms indirectly, without a declared war. The governments closest to the threat are not describing tanks pouring across the border. They are describing something subtler and, in a sense, more dangerous, because it is designed to sit below the threshold at which the alliance would automatically respond in force.
Serious analysis of the threat tends to separate into two contingencies, and they demand very different responses.
The first is a gray zone escalation that culminates in a limited covert incursion to seize a small piece of territory, most likely justified through a manufactured pretext involving Russian speaking populations or a fabricated provocation. The objective would not be conquest. It would be to present the alliance with a fait accompli small enough that some members hesitate to invoke collective defence over it, thereby exposing the gap between the treaty's language and its practice. This is the scenario the Baltic and Polish warnings are really about, and it is the one their infrastructure hardening is designed to blunt.
The second is the more familiar nightmare and the less likely one: a conventional offensive aimed at the Suwalki Gap, the sixty five kilometre stretch of border between Poland and Lithuania that forms NATO's only land bridge to the Baltic states and the sole strip of alliance territory separating Kaliningrad from Belarus. Sever it and three member states are physically cut off from resupply by land. Russia keeps roughly twelve thousand troops in Kaliningrad, reinforced with Iskander missiles, S-400 batteries and a dense anti access network that already ranges much of the Baltic. The gap is not a highway into NATO's heartland. It is a fragile lifeline, and everyone involved knows it.
Whether either scenario moves from planning to execution depends less on Russian capability than on Russian estimation of the alliance's reaction. Any operation to seize NATO territory would be preceded by an assessment of the expected response. If Moscow judges the probability of a fast, unified and robust reaction to be low, the odds of an attempt rise. Two conditions in particular raise that risk: a perception that NATO unity is fragile, and a major crisis elsewhere that pulls Washington's attention and munitions away from Europe.
That second condition is not hypothetical. With American stockpiles and political bandwidth already stretched by simultaneous demands in the Gulf and the Indo-Pacific, the assumption that the United States can underwrite European security at full weight on short notice is under more strain than at any point since the Cold War. This is the strategic logic behind the eastern flank's spending surge. It is not driven by alliance targets on paper. It is driven by the recognition that the guarantee may need to be honoured by Europeans first, and that deterrence which depends on reinforcements arriving later is deterrence with a gap in the middle.
The response is already the largest defensive build up in the region since the Cold War, and it is concrete rather than rhetorical.
| State | Defence spending, share of GDP | Reported near term projection |
|---|---|---|
| Poland | 4.48 percent | 4.68 percent |
| Lithuania | 4.00 percent | 5.33 percent |
| Latvia | 3.73 percent | 4.92 percent |
| Estonia | 3.38 percent | 5.10 percent |
The money is buying two categories of capability. The first is fixed defensive infrastructure. The three Baltic states are jointly constructing the Baltic Defence Line, an integrated belt of bunkers, barriers and pre-positioned materiel along their frontiers with Russia and Belarus. Poland is building the Eastern Shield, its most significant border fortification programme since the Cold War. Germany has committed engineering units to Poland on a multi year mission, and Lithuania is standing up a full division and a major training facility near the Suwalki Gap itself. The intent is to deny Russia the quick, cheap, deniable operation that the gray zone scenario depends on.
The second category is the deployable hardware, and this is where the procurement picture matters most. Lithuania is acquiring Leopard tanks, HIMARS launchers and expanded drone capability, and is bringing a Rheinmetall ammunition plant on line to localise supply. Estonia has poured resources into unmanned systems, cyber and whole of society resilience. Across the flank the common thread is a move away from small, high end inventories toward magazine depth, layered air and drone defence, and domestic or regional production that does not depend on a single distant supplier.
Strip away the geopolitics and the eastern flank is teaching the same lesson the Gulf learned this month from a different adversary. Modern threats arrive in volume, they target the cheap and the undefended, and they exhaust inventories faster than traditional supply chains can refill them. Cavo Dragone himself acknowledged that allied stockpiles are being drawn down and pointed to joint ventures with Ukraine's own defence industry as a way to keep support flowing. That is an admission with a clear implication for anyone sourcing into this environment.
Three points follow for governments and licensed defence enterprises buying into the eastern flank build up.
Cavo Dragone is probably right that Russia would lose more than it gained by striking the Baltics today. Deterrence, however, is not a fact. It is a judgement that has to be renewed continuously, and it holds only for as long as the cost of aggression visibly exceeds the prize. The build up along the eastern flank exists to keep that inequality true. For the defence market it has already produced the most sustained procurement demand in Europe in a generation, and nothing about the current trajectory suggests it will ease within the twelve month window the region's own leaders have flagged as decisive.
For related analysis, see our assessment of how the Russia Ukraine war is driving record Western defence orders, our look at Europe's ammunition gap and why it is bigger than anyone admits, and our review of Germany's Zeitenwende and why it is real this time.