Replacing human soldiers with autonomously-thinking robots on the battlefield is proving to be more complicated than expected.
The costs may outweigh the benefits as NATO members impose economic sanctions against the Russian Federation.
Sanctions imposed by the United States against Iran are against the spirit of international agreements on civil aviation safety.
As the EU and China step up joint activities in the Gulf of Aden, Paul Pryce discusses the need for closer NATO-China relations.
Maura McKeon argues that the recent wave of anti-government activity in Venezuela has the potential to reverberate throughout the world.