Since 9/11, much of al-Qaeda’s operational capacity has been dismantled but experts say the group’s strength now lies in its ability to inspire others to carry out terrorist attacks.

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

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

Peru’s upcoming presidential election could be an important litmus test in a region leaning leftward.

An overview of Peruvian terrorist groups, Shining Path and Tupac Amaru.