Leaders attending the Group of 20 summit in Pittsburgh will seek to forge agreements to buoy a global economic recovery and repair financial imbalances that contributed to the recession.

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. How many Iraqi troops are fully trained?Some 40,000 Iraqi security force members “can go anywhere in the country and take on almost any threat,” General Richard B. M…

This publication is now archived. What’s the U.N. record on nation-building?Mixed, experts say. While the United Nations has guided several countries through successful postwar transitions, the enorm…

This publication is now archived. What is the controversy over the U.N. Oil-for-Food Program?The UN Security Council started the Oil-for-Food program in 1996 to allow Iraq to sell enough oil to pay f…