The fact
The U.S. president alternates between overt support and sharp criticism of the alliance.
His stance could weaken NATO’s cohesion amid geopolitical challenges.
Click the link to read an article on the topic:
Why it matters
Les divisions au sein de l’Otan, exacerbées par Trump, pourraient affaiblir la réponse occidentale aux crises internationales, notamment en Ukraine et au Moyen-Orient.