The pact says an armed attack on any one of the three countries would be regarded as an attack against them all.
Related stories
Thames Water plans to restart desalination plant – after drought has ended
Croatia wildfire near Omiš injures residents and disrupts holiday travel
Scientists hope to shed light on young universe by using dark side of the moon
A Queensland man enjoyed soaring profits from a crypto trading app. Then his money started disappearing
Ahmed al-Sharaa: A New Vision for Syria
Iberian orca known for ramming boats seen with suspected gunshot wounds