T he North Atlantic Treaty Organization has been rightly called the most successful military alliance in history. But its ...

A core foundation upon which the nearly 80-year-old alliance is built is Article 5 of the NATO founding treaty. Under that article, should any NATO nation become the victim of an armed attack ...

France's navy has four ballistic missile submarines that carry nuclear warheads, and the U.K. has 10 submarines ... their nuclear weapons to defend NATO's Article 5, as Washington's nuclear ...

If Trump does make that change, it would mark a significant shift from a core tenet of the alliance known as Article 5, which ...

Italian Prime Minister Giorgia Meloni has suggested NATO's Article 5 protection could be extended to cover Ukraine even if it ...