Classic military unit groupings differ greatly in their specialization and size, and from country to country. Here is a basic look at how modern ground, naval, and air units break down in terms of si…

This publication is now archived. What part can tribes play in Iraqi politics?Experts disagree. U.S. military officials have sought the cooperation of many local tribal leaders, but it is difficult t…

Debating global warming policy has moved to the top of agendas worldwide, but some skeptics still question whether action is necessary or possible.

Backgrounder: Detroit’s woes coincide with a blossoming of Asian automakers.

This publication is now archived. What’s the status of Iraqi reconstruction?It’s advancing slowly. The U.S.-led coalition in Iraq can cite some progress as it tries to restore basic services and brin…