Polish officials said late Tuesday they were considering asking #NATO countries to begin special high-level consultations.
Those consultations, known as #ArticleIV in reference to NATO’s founding treaty, are a step short of invoking the alliance’s mutual-defense pact, known as #ArticleV
#Poland

https://www.wsj.com/articles/missile-that-hit-poland-likely-launched-by-ukraine-in-air-defense-western-officials-say-11668589786