Trending:Trump at DavosBangladesh drops out of T20 WCBoard of PeaceGreenland standoffBeckham family feudTrump's new teaser to 'put Nato to test': Deploy it on border with Mexico, free Border Patrol agentsFP News Desk • January 23, 2026, 08:31:09 ISTWhatsapp Facebook TwitterTrump has renewed his criticism of Nato, questioning whether the alliance would come to America’s defence and suggesting it should be “put to the test” by deploying forces to the US–Mexico border. AdvertisementSubscribe Join Us+ Follow us On GoogleChoose Firstpost on GooglePresident Donald Trump (right) meets with Nato Secretary General Mark Rutte during a meeting on the sidelines of the Annual Meeting of the World Economic Forum in Davos, Switzerland. File image/APUS President Donald Trump has once again questioned Nato’s reliability, suggesting the alliance should be “put to the test” by deploying its forces to the US–Mexico border, reigniting tensions with America’s long-time allies. Trump suggests invoking Article 5 at southern borderIn a post on Truth Social, Trump said Nato’s collective defence clause could have been invoked to address illegal immigration into the US, arguing that such a move would free up American Border Patrol agents for other duties.“Maybe we should have put NATO to the test: Invoked Article 5, and forced NATO to come here and protect our Southern Border from further invasions of illegal immigrants, thus freeing up large numbers of Border Patrol Agents for other tasks,” Trump wrote. STORY CONTINUES BELOW THIS ADDoubts over Nato’s commitment to the USTrump’s remarks followed comments at the World Economic Forum, where he said he was unsure whether Nato would come to the defence of the United States, even though he maintained that Washington would defend its allies if required. His latest criticism also comes after some European countries deployed troops to Greenland, a development that has drawn Trump’s attention as Nato faces renewed scrutiny under his presidency. More from World Denmark says door open for 'proper negotiations' with US again after Trump–Rutte meeting From Starmer to Macron: European leaders fume over Trump's Greenland tariffsAfghanistan war cited by TrumpTrump has repeatedly criticised America’s Nato allies over their role in Afghanistan, claiming allied troops “stayed a little back, a little off the frontlines” during the US-led campaign against the Taliban. Nato has invoked its mutual defence clause only once in its history, following the September 11 attacks, when member states sent thousands of troops to Afghanistan. More than a thousand non-US service members were killed during the conflict, and Trump’s comments are expected to further strain ties between the US and its allies.‘Ultimate test’ of the allianceAs he escalates his grievances, Trump has repeatedly questioned whether the 31 other Nato members would come to America’s defence in a crisis. Speaking to Fox News on Thursday, he said he was “not sure” Nato would pass the “ultimate test” of defending the US if it were under threat. Quick ReadsView AllIs Ukraine war coming to an end?
