A proposed peace-plan framework includes a security assurance modeled on NATO's Article 5 that would commit the United States and European allies to regard a significant armed attack on Ukraine as an attack threatening the peace and security of the transatlantic community and to respond accordingly, including potentially through military force.
November 21, 2025
high
policy
Language in a draft framework for a proposed Ukraine peace plan describing a NATO-style collective-defense guarantee.
The 28-point peace plan for Ukraine includes a U.S. and European security guarantee modeled on NATO's Article 5 that would commit the United States and European allies to treat an attack on Ukraine as an attack on the wider transatlantic community.
November 21, 2025
high
policy
Describes the security-guarantee mechanism in the plan, modeled on collective-defense principles similar to NATO's Article 5.