The U.S.-led war on Iran has deepened divisions within NATO and raised doubts about the alliance’s cohesion and future.

Trump’s call for an international coalition to help reopen the Strait of Hormuz has met with widespread resistance, particularly from key allies, most of whom have refused to participate, viewing the conflict as America’s war, not theirs.

Trump’s new defense strategy shifts U.S. focus to “America First,” telling allies to defend themselves while prioritizing homeland security and AI-driven military power.

Trump’s bid to assert control over Greenland, along with rising tensions between the U.S. and European allies, is pushing NATO toward a historic crisis and possible collapse.

The Greenland crisis, which erupted in recent weeks following threats from US President Donald Trump, has highlighted unprecedented tensions within transatlantic relations.