Trita Parsi

Crunch nuclear talks between Iran and world powers enter a make-or-break third day on Friday, with Tehran complaining of "no progress" so far on narrowing considerable differences.

Pre-emptive military strikes aimed at forcing Iran to abandon its nuclear activities may end up having the opposite effect: convincing the Islamic Republic's leaders they need an atomic arsenal to secure their hold on power.

Crunch nuclear talks between Iran and world powers enter a make-or-break third day on Friday, with Tehran complaining of "no progress" so far on narrowing considerable differences.

Pre-emptive military strikes aimed at forcing Iran to abandon its nuclear activities may end up having the opposite effect: convincing the Islamic Republic's leaders they need an atomic arsenal to secure their hold on power.