According to US defence secretary Ash Carter:
- The return of great power competition with :
- Russian aggression in Europe and
- China’s rise threatening the stability of the Asia-Pacific region
- North Korea as a nuclear-armed rogue state.
- The continuing malign intentions of Iran despite the nuclear deal.
- The “tumour” of jihadist terrorism, above all in the form of ISIS, “metastasizing” around the world
source : The Economist