Perhaps at no other time in the North Atlantic Treaty Organization’s 75-plus year history has the alliance’s future faced ...

As Trump calls for a U.S. takeover of Greenland, NATO's future hangs in the balance. Here are 15 claims about the security ...

The president's goal of annexing the Danish territory has already created cracks in the mutual trust that holds NATO together ...

All NATO member states are set to meet the alliance's long-standing defense spending target of 2% of GDP this year, according to a new NATO report — but only three are currently meeting the new goal ...

The treaty that created NATO did not contemplate an attack by one ally on another. A seizure of Greenland by President Trump ...