Global concern rose after Estonia accused Russia of a serious airspace violation, describing the act as one of the boldest since the Ukraine war began. According to Estonia’s Foreign Ministry, three Russian MiG-31 fighter jets entered its skies without clearance, remaining for nearly twelve minutes before returning.

Officials said the jets filed no flight plans, shut off transponders, and ignored repeated radio contact. Analysts called it a deliberate provocation, not an accident. Retired NATO commander Col. James Whitaker stressed: “Three jets entering, refusing communication, and lingering—it was a clear signal.”

Tallinn responded by summoning a Russian diplomat and filing a formal protest. Foreign Minister Margus Tsahkna said it was the fourth violation this year but by far the most serious. Estonia also invoked NATO’s Article 4, which allows members to request urgent consultations if security is threatened.

A NATO spokesperson confirmed the North Atlantic Council will meet next week. While Article 4 does not obligate military action, it underscores the severity of the threat and ensures collective discussion.

U.S. President Donald Trump reacted cautiously, warning reporters: “It could be big trouble.” His brief remark was seen as balancing deterrence with restraint, signaling support for Estonia without escalating further.

The Baltic states remain uneasy, with Latvia and Lithuania joining Poland in condemning recent Russian incursions. Lithuania’s president called it “a direct challenge to NATO,” while Poland described it as “reckless escalation.” Germany and France urged caution but reaffirmed alliance unity.

Russia downplayed the breach, claiming the flights were routine training and any violation unintentional. European officials rejected the explanation, calling it coordinated intimidation.

NATO leaders are expected to weigh stronger Baltic air patrols, sanctions, and warnings that future violations could risk invoking Article 5. Estonia insists: “This one was different. It cannot be ignored.”