Nato, Poland and European countries
Digest more
Article 5 is an alliance-bound agreement between NATO nations in the case of an attack, as tensions between Russia and Poland increase.
Poland has triggered Article 4 of the North Atlantic Treaty Organization, NATO, after the country reported 19 “breaches” of its airspace by Russian drones on Wednesday.
The latest massive aerial attack on Ukraine hit a new milestone in the continuing escalation of Russian bombardments, after Poland announced that it had closed airports and downed Russian drones in its airspace overnight on Sept.
Lithuania is "ready" to shoot down any more drones that enter its airspace, the country's defense minister told ABC News.
Article 4 allows member states to start a formal discussion within the alliance about threats to their security. It does not commit the alliance to military action.
A NATO spokesperson said the incident marked the first time that NATO aircraft "have engaged potential threats in allied airspace."
Polish Prime Minister Donald Tusk said on Wednesday he had asked NATO to open consultations under Article 4 of the alliance's treaty after Poland shot down drones in its airspace following what he called a "large-scale provocation" by Russia.