![](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/7IRQUMY4YBMOJ6QIHOTVITIOJE.jpg?smart=true&auth=04263a98291752e7b9af101c891facb16c241a38cdd2938a5fd6fe9fa40f57e5&width=1200&height=630)
Nato summit opens in US as alliance faces familiar challenges
When Washington last hosted a Nato summit in 1999, the alliance was grappling with a war in Europe, welcoming new member countries and marking a milestone anniversary. A quarter of a century later, as the alliance turns 75, the US is hosting another Nato …