Mads Petersen, owner of Greenland-based startup Arctic Unmanned, sat in a car to keep warm while he tested a small drone at minus 43 degrees Celsius (minus 45 degrees Fahrenheit).

With a full-blown land war in Ukraine and an isolationist American president back in the White House, European leaders have come to a stark conclusion: They must spend more on their militaries.

President also plans to ask for "financial contribution" for maintenance of remaining troops, European diplomatic source said.

NATO Secretary General Mark Rutte on Thursday urged the United States to keep supplying Ukraine with weapons to fight Russia's invasion and said he was sure Europe was ready to pay the bill.

NATO has also taken steps to ensure its members are positioned effectively against threats in sufficient numbers and maintained at a high state of readiness. At the 2022 Madrid Summit, NATO increased the number and locations of its forces deployed on its eastern flank, integrating modern strategies and technologies to enhance its effectiveness.

Romania has said it scrambled F-16 jets in response to Russian drones landing near the border of the NATO country. The fourth-generation aircraft were sent into the air after drones approached from Ukrainian airspace near the Romanian border overnight Tuesday, Romania's Air Force said.

One of the Russian ships was detained Sunday by the Swedes for further investigation, the Journal reports. The ship’s owner blamed bad weather and said his crew is innocent. The owner of one of the other ships—Norwegian-flagged cargo ship Silver Dania—agreed to have it towed into port for further inquiry.

French President Emmanuel Macron says Europe must "wake up" and spend more on its defense as Trump returns, but how realistic is the suggestion?

NATO Secretary General Mark Rutte on Thursday called for the U.S. to continue supplying Ukraine and said Europe would pay the bill. Speaking at an event at the World Economic Forum in Davos, the NATO chief said the alliance must invest more in defence,

Incidents damaging Europe’s undersea networks have become more frequent since Russia’s invasion of Ukraine in 2022, raising suspicions they are the result of sabotage.

Donald Trump wasted no time in rattling Europeans’ nerves over threats of taking Greenland and opening trade wars. But there’s a surprising case in which Europe is cautiously optimistic: Ukraine.

Europe should welcome rather than rebuff U.S. President Donald Trump's call for other NATO members to ramp up their military spending, Polish Prime Minister Donald Tusk said on Wednesday, stressing the importance of security to the continent.