A prescient new book outlines the future of warfare in the far north, and just how far behind its rivals the US still is.

NATO launches Arctic Sentry effort amid pressure from President Donald Trump about security in the region, and his calls for U.S. acquisition of Greenland.

Trump’s obsession with Greenland could actually create the result he is so afraid of: increasing China’s Arctic presence.

Context is important. China and Russia's Arctic presence is no doubt something to monitor, but there is no five-alarm fire.

US President Donald Trump has publicly criticized Canada for rejecting his proposed “Golden Dome” missile defense project over Greenland, warning that the northern neighbor could face serious consequences for choosing closer ties with China.

Trump's Greenland focus highlights urgent Arctic security needs as Sen. Sullivan reveals new U.S. defenses against Sino-Russian threats in Alaska.

Trump's $12 billion "Project Vault" aims to break Chinese dominance in rare earth elements, creating America's first critical mineral stockpile for national security.

Trump has also repeatedly claimed that NATO allies would not come to the defense of America, despite the historical record to the contrary. Britain, Canada, Germany and Denmark fought alongside U.S. forces in Afghanistan after the Sept. 11 attacks on the World Trade Center, the only time NATO’s Article 5 mutual defense clause has been invoked.

By Andrew Gray and Lili Bayer BRUSSELS, Feb 11 (Reuters) - NATO said on Wednesday it had launched a mission to strengthen its presence in the Arctic, part of an effort to defuse severe tensions within the alliance prompted by U.