The recent NATO summit in Turkiye highlighted significant trans-Atlantic rifts, experts say, noting that Washington's increasingly transactional approach to its allies is making the alliance more utilitarian and conditional.

NATO leaders left Turkiye on Wednesday after reaffirming their commitment to collective defense, but uncertainty now hangs over the alliance following US President Donald Trump's…

Massive surge in arms spending is justified through the language of collective defence, and sustained by threats that are partly constructed