Afghanistan, March 20 -- President Donald Trump said NATO without the United States is "a paper tiger," accusing the alliance of failing to act when Iran posed what he described as a nuclear threat.

In a post on Truth Social, Trump wrote: "Without the United States, NATO is a paper tiger. They didn't want to go to war to stop a nuclear-armed Iran."

He added that now the battle had been "militarily won" and carried "very little danger for them," NATO members were complaining about high oil prices while refusing to help reopen the Strait of Hormuz.

Trump said reopening the strategic waterway would be "a simple military move" and argued that disruption there was the "only reason" for the high price of oil.

He ended his remarks with a sharp...