The Organization of American States is an important forum for regional diplomacy and has become more assertive in promoting the rule of law, human rights, and fair elections as some states face domes…

A leading killer among diseases is now targeted for eradication by the middle of this century. Efforts to combat malaria are costly and challenging.

The Zika virus, which has been found to cause severe birth defects, has spread across the Americas, prompting the World Health Organization to declare a global health emergency.