NATO Increases Air and Missile Defense Readiness on Eastern Flank

NATO has elevated its missile defense alert to the highest level and increased the readiness of air and missile defense systems across its Eastern Flank, according to Bulgaria’s caretaker Defence Minister Atanas Zapryanov. The move comes amid heightened regional tensions, though NATO officials emphasize the actions are not directly related to the ongoing conflict between the U.S., Israel, and Iran.

Increased Alert Levels

Zapryanov announced the increased readiness during a ceremony commemorating the 75th anniversary of the Graf Ignatievo air base near Plovdiv on March 17, 2026. He stated that while NATO is not participating in the U.S. And Israeli operation against Iran, Eastern Flank member states are maintaining a high level of preparedness. Sofia Globe, BTA News, and Fakti.bg all reported on the increased alert levels.

Eastern Flank Cooperation

Several Eastern Flank nations are working in coordination to bolster air defenses. Greece has deployed a Patriot battery capable of providing coverage for Bulgarian airspace. BTA News Bulgaria, Greece, Türkiye, and Romania are operating alongside each other, with elements of each nation’s air defense forces on heightened alert. The Air Policing mission at Graf Ignatievo air base is integrated into NATO’s broader air and missile defense system, contributing to the protection of the Alliance’s Eastern Flank. Fakti.bg

Bulgaria’s Modernization Efforts

Bulgaria is actively pursuing upgrades to its air defense capabilities. Zapryanov highlighted the need for modern 3D radars to fully utilize the country’s F-16 aircraft, stating that an analog radar system is insufficient. Sofia Globe, BTA News The country also seeks to acquire a new IRIS-T anti-aircraft missile system. Funding for these projects is being sought through the European Union’s SAFE instrument for defense investments. Sofia Globe

Bulgaria is working to restart the public procurement process for the repair of engines for its MiG-29 aircraft, ensuring the continued airworthiness of the fleet until the delivery of additional F-16s. Sofia Globe

Upcoming Exercises

NATO is planning further troop training and defense exercises in Bulgaria, including aviation drills, to continue strengthening the Alliance’s preparedness. Fakti.bg