President Donald Trump has linked the security of the Strait of Hormuz to the future of the NATO alliance. He suggested that failure to secure this vital waterway would be detrimental to NATO's prospects.
This statement implies an understanding of NATO's core purpose, according to analysis.
However, Trump has often been critical of NATO allies during his presidency.
His allies are showing caution regarding his approach to the Iran crisis, suggesting there is no easy solution.
The Strait of Hormuz is a critical chokepoint for global oil supplies.
Tensions remain high in the region.