EU considers invoking Article 42.7 for collective defence outside NATO framework

European leaders call for activating Article 42.7 of the Lisbon Treaty for mutual defence.

Published 15sem1 sourceNotable

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The fact

This clause provides legal framework for collective assistance in case of attack, complementing or alternative to NATO guarantees.

Discussion intensifies amid rising geopolitical tensions across Europe.

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Auto-synthesis from 1 media source · identified on April 30, 2026