Once locked in war, Vietnam and the United States have built mature ties rooted in mutual economic and security interests.

Boko Haram, known for mass kidnappings, bombings, and other acts of terrorism, remains an enduring threat to northern Nigeria and the Lake Chad Basin.

Syria’s civil war is being fought on multiple fronts by an array of combatants whose alliances, capabilities, and in some cases motives have been in flux.

The separation of powers has spawned a great deal of debate over the roles of the president and Congress in foreign affairs, as well as over the limits on their respective authorities, explains this …

Modern vice presidents can trace much of their political influence to the broad reforms that Jimmy Carter and Walter Mondale made to the second-highest elected office in the late 1970s.