Successive U.S. administrations have sought to justify controversial domestic surveillance programs amid criticism from Congress and rights activists, explains this Backgrounder.

Australia is assuming a more prominent role in Pacific Rim security affairs, increasingly deploying forces to troubled states in the region in an attempt to stabilize them. While its moves are welcom…

Public disapproval of the Iraq war is starting to create fissures among Republicans and posing challenges for Democrats seeking to balance national security and political gains .

Multiethnic armies like the Lebanese, Iraqi, and Afghan national forces face enormous challenges as they attempt to become viable forces. Historically, successes in unifying a military force often ha…