Backgrounder: U.S. debate over treatment of detainees hinges on interpretation of the Geneva Conventions.

The Democrats now leading both houses of Congress will exercise strong influence on U.S. trade matters. Experts expect a slowdown in action on trade deals and a tough battle for renewal of the presid…

Trade relations between the United States and China have provided enormous benefits to both countries. But a growing U.S. trade deficit, China’s regulation of its currency, and concerns over intellec…

President Obama has made "strategic communications" an essential part of his move to boost the military and nation-building effort in Afghanistan. But experts say countering Taliban messaging will ta…

Sen. John McCain’s Republican presidential campaign has a group of foreign policy advisers reflecting both realist and neoconservative views of the world.