The sentence is short and leaves no room for interpretation. Asked about European governments' plans to send soldiers to Ukraine, Russian President Vladimir Putin replied that it means war with Russia. Not "escalation", not "a serious threat", not one of those diplomatic phrases that usually conceal a half-empty message. War.

The statement came during his visit to India, and in the same breath Putin also insisted Moscow has no intention whatsoever of attacking Europe. Both sentences sit side by side and that is exactly what makes the story interesting. We are not threatening anyone, but if you come - that is war. If you have heard this logic somewhere before, you are not alone. The Balkans know this rhetoric by heart.

Where exactly the line is drawn

Several European states have spent months discussing long-term security guarantees for Ukraine, and one option under consideration is a European troop presence on Ukrainian territory. Until now that was talked about conditionally - what if, under what terms, after what kind of peace deal. With this statement, Moscow gives that question a far more concrete answer than it had before.

The distinction Putin draws is fundamental: weapons deliveries, money, training - Russia treats all of it as an extension of the existing state of affairs. European soldiers on the ground, in his framing, are no longer help for Kyiv but a direct clash between Russia and Europe. The question left unanswered is who exactly judges that threshold, and by what criterion.

History as an argument

The rest of the appearance was an exercise in historical explanation. Putin wound the clocks back to the collapse of the Soviet Union, when, he claims, the West concluded it no longer had a serious opponent and that Russian interests could be ignored. From there, in his telling, the mistakes grew "like a snowball" - terrorists in the Caucasus, separatists, and now Ukraine.

He also returned to the G8, where Russia was a member but, in his view, was never treated as an equal. "That was not full membership. I saw all of it perfectly well," he said. That sentence is more interesting than it looks at first glance, because it describes a feeling familiar to anyone who has spent years waiting outside a Western door wondering whether anyone will ever open it.

2014 and everything that followed

The key point in his account remains the removal of Viktor Yanukovych. Putin did not try to defend his rule - he admitted there had been many mistakes and grounds for public discontent. But, he added, Yanukovych opposed Ukraine joining NATO, and immediately after his removal Kyiv set membership of the Alliance as a goal. That, according to the Russian president, is the real cause of everything that came after.

That this is the Russian version of events is not in dispute and should not be presented as anything else. But it is worth noting what that version serves now: all of it leads to one place, to the claim that the responsibility lies with the other side and that every next European step is a provocation rather than a defence.

Why this concerns us

The Balkans have a long and unpleasant history with moments when one power announces exactly where its red line is and the other side decides it is a bluff. It has rarely ended well. From Skopje the arithmetic looks simple: every widening of this conflict means bigger military budgets, less money for everything else and another year in which European politics thinks exclusively about the east.

The message from India is unambiguous in what it asserts and completely unclear in what follows from it. Moscow says it does not want war with Europe and at the same time explains exactly how that war would begin. Who in Brussels will read that as a warning, and who as an invitation to test it?