The Department of Homeland Security has changed the way it awards funds to cities. The question now is whether the new program will make America’s cities safer.

As U.S. public opinion increasingly favors stronger immigration controls, the Senate considers a bill that would impose harsh penalties on illegal immigrants. The U.S.-Mexican relationship has suffer…

The United States launched the Proliferation Security Initiative (PSI) in 2003 to help curb the proliferation of weapons of mass destruction (WMD). Since then, PSI membership has expanded sevenfold, …

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…

The safety of Pakistan’s nuclear weapons continue to be a concern due to political instability and rising militancy in the country.