US President Donald Trump criticized NATO allies for not assisting in reopening the Strait of Hormuz, which is crucial for global oil supplies. He labeled the alliance a 'paper tiger' and suggested reassessing US relations with NATO, particularly after Spain denied access to US military bases. A leaked Pentagon email indicated potential punishment for Spain, but suspending NATO membership is legally impossible. The article discusses NATO's Article 5, its history, and the implications of the Iran war on NATO operations.