Events › E029

Estonia requests NATO Article 4 consultations after the MiG-31 violation

The second Article 4 request in the region within ten days.

ID	E029
Type	N1 Regional ally invokes NATO Article 4
Pillar	N · Allied and international signals
Event date	19 Sep 2025
Publicly known	19 Sep 2025, 12:00 EEST
Attribution	Officially attributed
Target	Regional
Magnitude	Significant
Starting value	20.0
Half-life	30 days
Signal on 24 Oct 2026	0.0

Starting value = the type's severity multiplied by the attribution, target, magnitude and speaker factors. How it is calculated

Sources

The source tier says what the source can prove. Sources

This event has not been revised.

Consultations held a few days later