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11-17-2022, 06:56 AM
The provisions are core parts of the NATO charter, but are not often invoked.
More... (https://www.nytimes.com/2022/11/16/world/europe/nato-article-4-poland-ukraine.html)
More... (https://www.nytimes.com/2022/11/16/world/europe/nato-article-4-poland-ukraine.html)